28381139280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{6907}}^1$

素因数の和:7378

約数の個数: 240

約数和(自身を含む): 102893831040

約数和(自身を除く): 74512691760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 439, 468, 520, 585, 624, 720, 780, 878, 936, 1040, 1170, 1317, 1560, 1756, 1872, 2195, 2340, 2634, 3120, 3512, 3951, 4390, 4680, 5268, 5707, 6585, 6907, 7024, 7902, 8780, 9360, 10536, 11414, 13170, 13814, 15804, 17121, 17560, 19755, 20721, 21072, 22828, 26340, 27628, 28535, 31608, 34242, 34535, 35120, 39510, 41442, 45656, 51363, 52680, 55256, 57070, 62163, 63216, 68484, 69070, 79020, 82884, 85605, 89791, 91312, 102726, 103605, 105360, 110512, 114140, 124326, 136968, 138140, 158040, 165768, 171210, 179582, 205452, 207210, 228280, 248652, 256815, 269373, 273936, 276280, 310815, 316080, 331536, 342420, 359164, 410904, 414420, 448955, 456560, 497304, 513630, 538746, 552560, 621630, 684840, 718328, 808119, 821808, 828840, 897910, 994608, 1027260, 1077492, 1243260, 1346865, 1369680, 1436656, 1616238, 1657680, 1795820, 2054520, 2154984, 2486520, 2693730, 3032173, 3232476, 3591640, 4040595, 4109040, 4309968, 4973040, 5387460, 6064346, 6464952, 7183280, 8081190, 9096519, 10774920, 12128692, 12929904, 15160865, 16162380, 18193038, 21549840, 24257384, 27289557, 30321730, 32324760, 36386076, 39418249, 45482595, 48514768, 54579114, 60643460, 64649520, 72772152, 78836498, 90965190, 109158228, 118254747, 121286920, 136447785, 145544304, 157672996, 181930380, 197091245, 218316456, 236509494, 242573840, 272895570, 315345992, 354764241, 363860760, 394182490, 436632912, 473018988, 545791140, 591273735, 630691984, 709528482, 727721520, 788364980, 946037976, 1091582280, 1182547470, 1419056964, 1576729960, 1773821205, 1892075952, 2183164560, 2365094940, 2838113928, 3153459920, 3547642410, 4730189880, 5676227856, 7095284820, 9460379760, 14190569640, 28381139280]

約数ペア:

[(1, 28381139280), (2, 14190569640), (3, 9460379760), (4, 7095284820), (5, 5676227856), (6, 4730189880), (8, 3547642410), (9, 3153459920), (10, 2838113928), (12, 2365094940), (13, 2183164560), (15, 1892075952), (16, 1773821205), (18, 1576729960), (20, 1419056964), (24, 1182547470), (26, 1091582280), (30, 946037976), (36, 788364980), (39, 727721520), (40, 709528482), (45, 630691984), (48, 591273735), (52, 545791140), (60, 473018988), (65, 436632912), (72, 394182490), (78, 363860760), (80, 354764241), (90, 315345992), (104, 272895570), (117, 242573840), (120, 236509494), (130, 218316456), (144, 197091245), (156, 181930380), (180, 157672996), (195, 145544304), (208, 136447785), (234, 121286920), (240, 118254747), (260, 109158228), (312, 90965190), (360, 78836498), (390, 72772152), (439, 64649520), (468, 60643460), (520, 54579114), (585, 48514768), (624, 45482595), (720, 39418249), (780, 36386076), (878, 32324760), (936, 30321730), (1040, 27289557), (1170, 24257384), (1317, 21549840), (1560, 18193038), (1756, 16162380), (1872, 15160865), (2195, 12929904), (2340, 12128692), (2634, 10774920), (3120, 9096519), (3512, 8081190), (3951, 7183280), (4390, 6464952), (4680, 6064346), (5268, 5387460), (5707, 4973040), (6585, 4309968), (6907, 4109040), (7024, 4040595), (7902, 3591640), (8780, 3232476), (9360, 3032173), (10536, 2693730), (11414, 2486520), (13170, 2154984), (13814, 2054520), (15804, 1795820), (17121, 1657680), (17560, 1616238), (19755, 1436656), (20721, 1369680), (21072, 1346865), (22828, 1243260), (26340, 1077492), (27628, 1027260), (28535, 994608), (31608, 897910), (34242, 828840), (34535, 821808), (35120, 808119), (39510, 718328), (41442, 684840), (45656, 621630), (51363, 552560), (52680, 538746), (55256, 513630), (57070, 497304), (62163, 456560), (63216, 448955), (68484, 414420), (69070, 410904), (79020, 359164), (82884, 342420), (85605, 331536), (89791, 316080), (91312, 310815), (102726, 276280), (103605, 273936), (105360, 269373), (110512, 256815), (114140, 248652), (124326, 228280), (136968, 207210), (138140, 205452), (158040, 179582), (165768, 171210)]