81651621480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{7687}}^1$

素因数の和:8344

約数の個数: 256

約数和(自身を含む): 288281548800

約数和(自身を除く): 206629927320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 619, 660, 715, 780, 858, 1144, 1238, 1320, 1430, 1560, 1716, 1857, 2145, 2476, 2860, 3095, 3432, 3714, 4290, 4952, 5720, 6190, 6809, 7428, 7687, 8047, 8580, 9285, 12380, 13618, 14856, 15374, 16094, 17160, 18570, 20427, 23061, 24141, 24760, 27236, 30748, 32188, 34045, 37140, 38435, 40235, 40854, 46122, 48282, 54472, 61496, 64376, 68090, 74280, 76870, 80470, 81708, 84557, 88517, 92244, 96564, 99931, 102135, 115305, 120705, 136180, 153740, 160940, 163416, 169114, 177034, 184488, 193128, 199862, 204270, 230610, 241410, 253671, 265551, 272360, 299793, 307480, 321880, 338228, 354068, 399724, 408540, 422785, 442585, 461220, 482820, 499655, 507342, 531102, 599586, 676456, 708136, 799448, 817080, 845570, 885170, 922440, 965640, 999310, 1014684, 1062204, 1099241, 1199172, 1268355, 1327755, 1498965, 1691140, 1770340, 1998620, 2029368, 2124408, 2198482, 2398344, 2536710, 2655510, 2997930, 3297723, 3382280, 3540680, 3997240, 4396964, 4758253, 5073420, 5311020, 5496205, 5995860, 6595446, 8793928, 9516506, 10146840, 10622040, 10992410, 11991720, 13190892, 14274759, 16488615, 19033012, 21984820, 23791265, 26381784, 28549518, 32977230, 38066024, 43969640, 47582530, 52340783, 57099036, 61857289, 65954460, 71373795, 95165060, 104681566, 114198072, 123714578, 131908920, 142747590, 157022349, 185571867, 190330120, 209363132, 247429156, 261703915, 285495180, 309286445, 314044698, 371143734, 418726264, 494858312, 523407830, 570990360, 618572890, 628089396, 680430179, 742287468, 785111745, 927859335, 1046815660, 1237145780, 1256178792, 1360860358, 1484574936, 1570223490, 1855718670, 2041290537, 2093631320, 2474291560, 2721720716, 3140446980, 3402150895, 3711437340, 4082581074, 5443441432, 6280893960, 6804301790, 7422874680, 8165162148, 10206452685, 13608603580, 16330324296, 20412905370, 27217207160, 40825810740, 81651621480]

約数ペア:

[(1, 81651621480), (2, 40825810740), (3, 27217207160), (4, 20412905370), (5, 16330324296), (6, 13608603580), (8, 10206452685), (10, 8165162148), (11, 7422874680), (12, 6804301790), (13, 6280893960), (15, 5443441432), (20, 4082581074), (22, 3711437340), (24, 3402150895), (26, 3140446980), (30, 2721720716), (33, 2474291560), (39, 2093631320), (40, 2041290537), (44, 1855718670), (52, 1570223490), (55, 1484574936), (60, 1360860358), (65, 1256178792), (66, 1237145780), (78, 1046815660), (88, 927859335), (104, 785111745), (110, 742287468), (120, 680430179), (130, 628089396), (132, 618572890), (143, 570990360), (156, 523407830), (165, 494858312), (195, 418726264), (220, 371143734), (260, 314044698), (264, 309286445), (286, 285495180), (312, 261703915), (330, 247429156), (390, 209363132), (429, 190330120), (440, 185571867), (520, 157022349), (572, 142747590), (619, 131908920), (660, 123714578), (715, 114198072), (780, 104681566), (858, 95165060), (1144, 71373795), (1238, 65954460), (1320, 61857289), (1430, 57099036), (1560, 52340783), (1716, 47582530), (1857, 43969640), (2145, 38066024), (2476, 32977230), (2860, 28549518), (3095, 26381784), (3432, 23791265), (3714, 21984820), (4290, 19033012), (4952, 16488615), (5720, 14274759), (6190, 13190892), (6809, 11991720), (7428, 10992410), (7687, 10622040), (8047, 10146840), (8580, 9516506), (9285, 8793928), (12380, 6595446), (13618, 5995860), (14856, 5496205), (15374, 5311020), (16094, 5073420), (17160, 4758253), (18570, 4396964), (20427, 3997240), (23061, 3540680), (24141, 3382280), (24760, 3297723), (27236, 2997930), (30748, 2655510), (32188, 2536710), (34045, 2398344), (37140, 2198482), (38435, 2124408), (40235, 2029368), (40854, 1998620), (46122, 1770340), (48282, 1691140), (54472, 1498965), (61496, 1327755), (64376, 1268355), (68090, 1199172), (74280, 1099241), (76870, 1062204), (80470, 1014684), (81708, 999310), (84557, 965640), (88517, 922440), (92244, 885170), (96564, 845570), (99931, 817080), (102135, 799448), (115305, 708136), (120705, 676456), (136180, 599586), (153740, 531102), (160940, 507342), (163416, 499655), (169114, 482820), (177034, 461220), (184488, 442585), (193128, 422785), (199862, 408540), (204270, 399724), (230610, 354068), (241410, 338228), (253671, 321880), (265551, 307480), (272360, 299793)]