81938765520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{3919}}^1$

素因数の和:4418

約数の個数: 240

約数和(自身を含む): 279807091200

約数和(自身を除く): 197868325680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 409, 426, 568, 639, 710, 720, 818, 852, 1065, 1136, 1227, 1278, 1420, 1636, 1704, 2045, 2130, 2454, 2556, 2840, 3195, 3272, 3408, 3681, 3919, 4090, 4260, 4908, 5112, 5680, 6135, 6390, 6544, 7362, 7838, 8180, 8520, 9816, 10224, 11757, 12270, 12780, 14724, 15676, 16360, 17040, 18405, 19595, 19632, 23514, 24540, 25560, 29039, 29448, 31352, 32720, 35271, 36810, 39190, 47028, 49080, 51120, 58078, 58785, 58896, 62704, 70542, 73620, 78380, 87117, 94056, 98160, 116156, 117570, 141084, 145195, 147240, 156760, 174234, 176355, 188112, 232312, 235140, 261351, 278249, 282168, 290390, 294480, 313520, 348468, 352710, 435585, 464624, 470280, 522702, 556498, 564336, 580780, 696936, 705420, 834747, 871170, 940560, 1045404, 1112996, 1161560, 1306755, 1391245, 1393872, 1410840, 1602871, 1669494, 1742340, 2090808, 2225992, 2323120, 2504241, 2613510, 2782490, 2821680, 3205742, 3338988, 3484680, 4173735, 4181616, 4451984, 4808613, 5008482, 5227020, 5564980, 6411484, 6677976, 6969360, 8014355, 8347470, 9617226, 10016964, 10454040, 11129960, 12521205, 12822968, 13355952, 14425839, 16028710, 16694940, 19234452, 20033928, 20908080, 22259920, 24043065, 25042410, 25645936, 28851678, 32057420, 33389880, 38468904, 40067856, 48086130, 50084820, 57703356, 64114840, 66779760, 72129195, 76937808, 96172260, 100169640, 113803841, 115406712, 128229680, 144258390, 192344520, 200339280, 227607682, 230813424, 288516780, 341411523, 384689040, 455215364, 569019205, 577033560, 682823046, 910430728, 1024234569, 1138038410, 1154067120, 1365646092, 1707057615, 1820861456, 2048469138, 2276076820, 2731292184, 3414115230, 4096938276, 4552153640, 5121172845, 5462584368, 6828230460, 8193876552, 9104307280, 10242345690, 13656460920, 16387753104, 20484691380, 27312921840, 40969382760, 81938765520]

約数ペア:

[(1, 81938765520), (2, 40969382760), (3, 27312921840), (4, 20484691380), (5, 16387753104), (6, 13656460920), (8, 10242345690), (9, 9104307280), (10, 8193876552), (12, 6828230460), (15, 5462584368), (16, 5121172845), (18, 4552153640), (20, 4096938276), (24, 3414115230), (30, 2731292184), (36, 2276076820), (40, 2048469138), (45, 1820861456), (48, 1707057615), (60, 1365646092), (71, 1154067120), (72, 1138038410), (80, 1024234569), (90, 910430728), (120, 682823046), (142, 577033560), (144, 569019205), (180, 455215364), (213, 384689040), (240, 341411523), (284, 288516780), (355, 230813424), (360, 227607682), (409, 200339280), (426, 192344520), (568, 144258390), (639, 128229680), (710, 115406712), (720, 113803841), (818, 100169640), (852, 96172260), (1065, 76937808), (1136, 72129195), (1227, 66779760), (1278, 64114840), (1420, 57703356), (1636, 50084820), (1704, 48086130), (2045, 40067856), (2130, 38468904), (2454, 33389880), (2556, 32057420), (2840, 28851678), (3195, 25645936), (3272, 25042410), (3408, 24043065), (3681, 22259920), (3919, 20908080), (4090, 20033928), (4260, 19234452), (4908, 16694940), (5112, 16028710), (5680, 14425839), (6135, 13355952), (6390, 12822968), (6544, 12521205), (7362, 11129960), (7838, 10454040), (8180, 10016964), (8520, 9617226), (9816, 8347470), (10224, 8014355), (11757, 6969360), (12270, 6677976), (12780, 6411484), (14724, 5564980), (15676, 5227020), (16360, 5008482), (17040, 4808613), (18405, 4451984), (19595, 4181616), (19632, 4173735), (23514, 3484680), (24540, 3338988), (25560, 3205742), (29039, 2821680), (29448, 2782490), (31352, 2613510), (32720, 2504241), (35271, 2323120), (36810, 2225992), (39190, 2090808), (47028, 1742340), (49080, 1669494), (51120, 1602871), (58078, 1410840), (58785, 1393872), (58896, 1391245), (62704, 1306755), (70542, 1161560), (73620, 1112996), (78380, 1045404), (87117, 940560), (94056, 871170), (98160, 834747), (116156, 705420), (117570, 696936), (141084, 580780), (145195, 564336), (147240, 556498), (156760, 522702), (174234, 470280), (176355, 464624), (188112, 435585), (232312, 352710), (235140, 348468), (261351, 313520), (278249, 294480), (282168, 290390)]