20121252840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3527}}^1$

素因数の和:3633

約数の個数: 384

約数和(自身を含む): 74894077440

約数和(自身を除く): 54772824600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 53, 60, 65, 69, 72, 78, 90, 92, 104, 106, 115, 117, 120, 130, 138, 156, 159, 180, 184, 195, 207, 212, 230, 234, 260, 265, 276, 299, 312, 318, 345, 360, 390, 414, 424, 460, 468, 477, 520, 530, 552, 585, 598, 636, 689, 690, 780, 795, 828, 897, 920, 936, 954, 1035, 1060, 1170, 1196, 1219, 1272, 1378, 1380, 1495, 1560, 1590, 1656, 1794, 1908, 2067, 2070, 2120, 2340, 2385, 2392, 2438, 2691, 2756, 2760, 2990, 3180, 3445, 3527, 3588, 3657, 3816, 4134, 4140, 4485, 4680, 4770, 4876, 5382, 5512, 5980, 6095, 6201, 6360, 6890, 7054, 7176, 7314, 8268, 8280, 8970, 9540, 9752, 10335, 10581, 10764, 10971, 11960, 12190, 12402, 13455, 13780, 14108, 14628, 15847, 16536, 17635, 17940, 18285, 19080, 20670, 21162, 21528, 21942, 24380, 24804, 26910, 27560, 28216, 29256, 31005, 31694, 31743, 35270, 35880, 36570, 41340, 42324, 43884, 45851, 47541, 48760, 49608, 52905, 53820, 54855, 62010, 63388, 63486, 70540, 73140, 79235, 81121, 82680, 84648, 87768, 91702, 95082, 105810, 107640, 109710, 124020, 126776, 126972, 137553, 141080, 142623, 146280, 158470, 158715, 162242, 183404, 186931, 190164, 211620, 219420, 229255, 237705, 243363, 248040, 253944, 275106, 285246, 316940, 317430, 324484, 366808, 373862, 380328, 405605, 412659, 423240, 438840, 458510, 475410, 486726, 550212, 560793, 570492, 633880, 634860, 648968, 687765, 713115, 730089, 747724, 811210, 825318, 917020, 934655, 950820, 973452, 1054573, 1100424, 1121586, 1140984, 1216815, 1269720, 1375530, 1426230, 1460178, 1495448, 1622420, 1650636, 1682379, 1834040, 1869310, 1901640, 1946904, 2063295, 2109146, 2243172, 2430103, 2433630, 2751060, 2803965, 2852460, 2920356, 3163719, 3244840, 3301272, 3364758, 3650445, 3738620, 4126590, 4218292, 4299413, 4486344, 4860206, 4867260, 5272865, 5502120, 5607930, 5704920, 5840712, 6327438, 6729516, 7290309, 7300890, 7477240, 8253180, 8411895, 8436584, 8598826, 9491157, 9720412, 9734520, 10545730, 11215860, 12150515, 12654876, 12898239, 13459032, 14580618, 14601780, 15818595, 16506360, 16823790, 17197652, 18982314, 19440824, 21091460, 21497065, 21870927, 22431720, 24301030, 25309752, 25796478, 29161236, 29203560, 31637190, 33647580, 34395304, 36451545, 37964628, 38694717, 42182920, 42994130, 43741854, 47455785, 48602060, 51592956, 55892369, 58322472, 63274380, 64491195, 67295160, 72903090, 75929256, 77389434, 85988260, 87483708, 94911570, 97204120, 103185912, 109354635, 111784738, 126548760, 128982390, 145806180, 154778868, 167677107, 171976520, 174967416, 189823140, 193473585, 218709270, 223569476, 257964780, 279461845, 291612360, 309557736, 335354214, 379646280, 386947170, 437418540, 447138952, 503031321, 515929560, 558923690, 670708428, 773894340, 838385535, 874837080, 1006062642, 1117847380, 1341416856, 1547788680, 1676771070, 2012125284, 2235694760, 2515156605, 3353542140, 4024250568, 5030313210, 6707084280, 10060626420, 20121252840]

約数ペア:

[(1, 20121252840), (2, 10060626420), (3, 6707084280), (4, 5030313210), (5, 4024250568), (6, 3353542140), (8, 2515156605), (9, 2235694760), (10, 2012125284), (12, 1676771070), (13, 1547788680), (15, 1341416856), (18, 1117847380), (20, 1006062642), (23, 874837080), (24, 838385535), (26, 773894340), (30, 670708428), (36, 558923690), (39, 515929560), (40, 503031321), (45, 447138952), (46, 437418540), (52, 386947170), (53, 379646280), (60, 335354214), (65, 309557736), (69, 291612360), (72, 279461845), (78, 257964780), (90, 223569476), (92, 218709270), (104, 193473585), (106, 189823140), (115, 174967416), (117, 171976520), (120, 167677107), (130, 154778868), (138, 145806180), (156, 128982390), (159, 126548760), (180, 111784738), (184, 109354635), (195, 103185912), (207, 97204120), (212, 94911570), (230, 87483708), (234, 85988260), (260, 77389434), (265, 75929256), (276, 72903090), (299, 67295160), (312, 64491195), (318, 63274380), (345, 58322472), (360, 55892369), (390, 51592956), (414, 48602060), (424, 47455785), (460, 43741854), (468, 42994130), (477, 42182920), (520, 38694717), (530, 37964628), (552, 36451545), (585, 34395304), (598, 33647580), (636, 31637190), (689, 29203560), (690, 29161236), (780, 25796478), (795, 25309752), (828, 24301030), (897, 22431720), (920, 21870927), (936, 21497065), (954, 21091460), (1035, 19440824), (1060, 18982314), (1170, 17197652), (1196, 16823790), (1219, 16506360), (1272, 15818595), (1378, 14601780), (1380, 14580618), (1495, 13459032), (1560, 12898239), (1590, 12654876), (1656, 12150515), (1794, 11215860), (1908, 10545730), (2067, 9734520), (2070, 9720412), (2120, 9491157), (2340, 8598826), (2385, 8436584), (2392, 8411895), (2438, 8253180), (2691, 7477240), (2756, 7300890), (2760, 7290309), (2990, 6729516), (3180, 6327438), (3445, 5840712), (3527, 5704920), (3588, 5607930), (3657, 5502120), (3816, 5272865), (4134, 4867260), (4140, 4860206), (4485, 4486344), (4680, 4299413), (4770, 4218292), (4876, 4126590), (5382, 3738620), (5512, 3650445), (5980, 3364758), (6095, 3301272), (6201, 3244840), (6360, 3163719), (6890, 2920356), (7054, 2852460), (7176, 2803965), (7314, 2751060), (8268, 2433630), (8280, 2430103), (8970, 2243172), (9540, 2109146), (9752, 2063295), (10335, 1946904), (10581, 1901640), (10764, 1869310), (10971, 1834040), (11960, 1682379), (12190, 1650636), (12402, 1622420), (13455, 1495448), (13780, 1460178), (14108, 1426230), (14628, 1375530), (15847, 1269720), (16536, 1216815), (17635, 1140984), (17940, 1121586), (18285, 1100424), (19080, 1054573), (20670, 973452), (21162, 950820), (21528, 934655), (21942, 917020), (24380, 825318), (24804, 811210), (26910, 747724), (27560, 730089), (28216, 713115), (29256, 687765), (31005, 648968), (31694, 634860), (31743, 633880), (35270, 570492), (35880, 560793), (36570, 550212), (41340, 486726), (42324, 475410), (43884, 458510), (45851, 438840), (47541, 423240), (48760, 412659), (49608, 405605), (52905, 380328), (53820, 373862), (54855, 366808), (62010, 324484), (63388, 317430), (63486, 316940), (70540, 285246), (73140, 275106), (79235, 253944), (81121, 248040), (82680, 243363), (84648, 237705), (87768, 229255), (91702, 219420), (95082, 211620), (105810, 190164), (107640, 186931), (109710, 183404), (124020, 162242), (126776, 158715), (126972, 158470), (137553, 146280), (141080, 142623)]