1520438920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 384

約数和(自身を含む): 4857200640

約数和(自身を除く): 3336761720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 23, 26, 28, 35, 40, 44, 46, 52, 55, 56, 65, 70, 77, 88, 91, 92, 104, 110, 115, 127, 130, 140, 143, 154, 161, 169, 182, 184, 220, 230, 253, 254, 260, 280, 286, 299, 308, 322, 338, 364, 385, 440, 455, 460, 506, 508, 520, 572, 598, 616, 635, 644, 676, 715, 728, 770, 805, 845, 889, 910, 920, 1001, 1012, 1016, 1144, 1183, 1196, 1265, 1270, 1288, 1352, 1397, 1430, 1495, 1540, 1610, 1651, 1690, 1771, 1778, 1820, 1859, 2002, 2024, 2093, 2366, 2392, 2530, 2540, 2794, 2860, 2921, 2990, 3080, 3220, 3289, 3302, 3380, 3542, 3556, 3640, 3718, 3887, 4004, 4186, 4445, 4732, 5005, 5060, 5080, 5588, 5720, 5842, 5915, 5980, 6440, 6578, 6604, 6760, 6985, 7084, 7112, 7436, 7774, 8008, 8255, 8372, 8855, 8890, 9295, 9464, 9779, 10010, 10120, 10465, 11176, 11557, 11684, 11830, 11960, 13013, 13156, 13208, 13970, 14168, 14605, 14872, 15548, 16445, 16510, 16744, 17710, 17780, 18161, 18590, 19435, 19558, 20020, 20447, 20930, 21463, 23023, 23114, 23368, 23660, 26026, 26312, 27209, 27940, 29210, 31096, 32131, 32890, 33020, 35420, 35560, 36322, 37180, 37973, 38870, 39116, 40040, 40894, 41860, 42757, 42926, 46046, 46228, 47320, 48895, 52052, 54418, 55880, 57785, 58420, 64262, 65065, 65780, 66040, 70840, 72644, 74360, 75946, 77740, 78232, 81788, 83720, 85514, 85852, 90805, 92092, 92456, 97790, 102235, 104104, 107315, 108836, 115115, 115570, 116840, 127127, 128524, 130130, 131560, 136045, 145288, 150241, 151892, 155480, 160655, 163576, 171028, 171704, 181610, 184184, 189865, 195580, 204470, 213785, 214630, 217672, 224917, 230230, 231140, 236093, 254254, 257048, 260260, 265811, 272090, 299299, 300482, 303784, 321310, 342056, 363220, 379730, 391160, 408940, 417703, 427570, 429260, 449834, 460460, 462280, 472186, 493649, 508508, 520520, 531622, 544180, 598598, 600964, 635635, 642620, 726440, 751205, 759460, 817880, 835406, 855140, 858520, 899668, 920920, 944372, 987298, 1017016, 1063244, 1088360, 1124585, 1180465, 1197196, 1201928, 1271270, 1285240, 1329055, 1496495, 1502410, 1518920, 1652651, 1670812, 1710280, 1799336, 1888744, 1974596, 2088515, 2126488, 2249170, 2360930, 2394392, 2468245, 2542540, 2658110, 2923921, 2992990, 3004820, 3305302, 3341624, 3455543, 3949192, 4177030, 4498340, 4721860, 4936490, 5085080, 5316220, 5430139, 5847842, 5985980, 6009640, 6610604, 6911086, 8263255, 8354060, 8996680, 9443720, 9872980, 10632440, 10860278, 11695684, 11971960, 13221208, 13822172, 14619605, 16526510, 16708120, 17277715, 19745960, 21720556, 23391368, 27150695, 27644344, 29239210, 33053020, 34555430, 38010973, 43441112, 54301390, 58478420, 66106040, 69110860, 76021946, 108602780, 116956840, 138221720, 152043892, 190054865, 217205560, 304087784, 380109730, 760219460, 1520438920]

約数ペア:

[(1, 1520438920), (2, 760219460), (4, 380109730), (5, 304087784), (7, 217205560), (8, 190054865), (10, 152043892), (11, 138221720), (13, 116956840), (14, 108602780), (20, 76021946), (22, 69110860), (23, 66106040), (26, 58478420), (28, 54301390), (35, 43441112), (40, 38010973), (44, 34555430), (46, 33053020), (52, 29239210), (55, 27644344), (56, 27150695), (65, 23391368), (70, 21720556), (77, 19745960), (88, 17277715), (91, 16708120), (92, 16526510), (104, 14619605), (110, 13822172), (115, 13221208), (127, 11971960), (130, 11695684), (140, 10860278), (143, 10632440), (154, 9872980), (161, 9443720), (169, 8996680), (182, 8354060), (184, 8263255), (220, 6911086), (230, 6610604), (253, 6009640), (254, 5985980), (260, 5847842), (280, 5430139), (286, 5316220), (299, 5085080), (308, 4936490), (322, 4721860), (338, 4498340), (364, 4177030), (385, 3949192), (440, 3455543), (455, 3341624), (460, 3305302), (506, 3004820), (508, 2992990), (520, 2923921), (572, 2658110), (598, 2542540), (616, 2468245), (635, 2394392), (644, 2360930), (676, 2249170), (715, 2126488), (728, 2088515), (770, 1974596), (805, 1888744), (845, 1799336), (889, 1710280), (910, 1670812), (920, 1652651), (1001, 1518920), (1012, 1502410), (1016, 1496495), (1144, 1329055), (1183, 1285240), (1196, 1271270), (1265, 1201928), (1270, 1197196), (1288, 1180465), (1352, 1124585), (1397, 1088360), (1430, 1063244), (1495, 1017016), (1540, 987298), (1610, 944372), (1651, 920920), (1690, 899668), (1771, 858520), (1778, 855140), (1820, 835406), (1859, 817880), (2002, 759460), (2024, 751205), (2093, 726440), (2366, 642620), (2392, 635635), (2530, 600964), (2540, 598598), (2794, 544180), (2860, 531622), (2921, 520520), (2990, 508508), (3080, 493649), (3220, 472186), (3289, 462280), (3302, 460460), (3380, 449834), (3542, 429260), (3556, 427570), (3640, 417703), (3718, 408940), (3887, 391160), (4004, 379730), (4186, 363220), (4445, 342056), (4732, 321310), (5005, 303784), (5060, 300482), (5080, 299299), (5588, 272090), (5720, 265811), (5842, 260260), (5915, 257048), (5980, 254254), (6440, 236093), (6578, 231140), (6604, 230230), (6760, 224917), (6985, 217672), (7084, 214630), (7112, 213785), (7436, 204470), (7774, 195580), (8008, 189865), (8255, 184184), (8372, 181610), (8855, 171704), (8890, 171028), (9295, 163576), (9464, 160655), (9779, 155480), (10010, 151892), (10120, 150241), (10465, 145288), (11176, 136045), (11557, 131560), (11684, 130130), (11830, 128524), (11960, 127127), (13013, 116840), (13156, 115570), (13208, 115115), (13970, 108836), (14168, 107315), (14605, 104104), (14872, 102235), (15548, 97790), (16445, 92456), (16510, 92092), (16744, 90805), (17710, 85852), (17780, 85514), (18161, 83720), (18590, 81788), (19435, 78232), (19558, 77740), (20020, 75946), (20447, 74360), (20930, 72644), (21463, 70840), (23023, 66040), (23114, 65780), (23368, 65065), (23660, 64262), (26026, 58420), (26312, 57785), (27209, 55880), (27940, 54418), (29210, 52052), (31096, 48895), (32131, 47320), (32890, 46228), (33020, 46046), (35420, 42926), (35560, 42757), (36322, 41860), (37180, 40894), (37973, 40040), (38870, 39116)]