989505888

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 3059804160

約数和(自身を除く): 2070298272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 84, 96, 101, 112, 122, 168, 183, 202, 224, 239, 244, 303, 336, 366, 404, 427, 478, 488, 606, 672, 707, 717, 732, 808, 854, 956, 976, 1212, 1281, 1414, 1434, 1464, 1616, 1673, 1708, 1912, 1952, 2121, 2424, 2562, 2828, 2868, 2928, 3232, 3346, 3416, 3824, 4242, 4848, 5019, 5124, 5656, 5736, 5856, 6161, 6692, 6832, 7648, 8484, 9696, 10038, 10248, 11312, 11472, 12322, 13384, 13664, 14579, 16968, 18483, 20076, 20496, 22624, 22944, 24139, 24644, 26768, 29158, 33936, 36966, 40152, 40992, 43127, 43737, 48278, 49288, 53536, 58316, 67872, 72417, 73932, 80304, 86254, 87474, 96556, 98576, 102053, 116632, 129381, 144834, 147864, 160608, 168973, 172508, 174948, 193112, 197152, 204106, 233264, 258762, 289668, 295728, 306159, 337946, 345016, 349896, 386224, 408212, 466528, 506919, 517524, 579336, 591456, 612318, 675892, 690032, 699792, 772448, 816424, 1013838, 1035048, 1158672, 1224636, 1351784, 1380064, 1399584, 1472479, 1632848, 2027676, 2070096, 2317344, 2449272, 2703568, 2944958, 3265696, 4055352, 4140192, 4417437, 4898544, 5407136, 5889916, 8110704, 8834874, 9797088, 10307353, 11779832, 16221408, 17669748, 20614706, 23559664, 30922059, 35339496, 41229412, 47119328, 61844118, 70678992, 82458824, 123688236, 141357984, 164917648, 247376472, 329835296, 494752944, 989505888]

約数ペア:

[(1, 989505888), (2, 494752944), (3, 329835296), (4, 247376472), (6, 164917648), (7, 141357984), (8, 123688236), (12, 82458824), (14, 70678992), (16, 61844118), (21, 47119328), (24, 41229412), (28, 35339496), (32, 30922059), (42, 23559664), (48, 20614706), (56, 17669748), (61, 16221408), (84, 11779832), (96, 10307353), (101, 9797088), (112, 8834874), (122, 8110704), (168, 5889916), (183, 5407136), (202, 4898544), (224, 4417437), (239, 4140192), (244, 4055352), (303, 3265696), (336, 2944958), (366, 2703568), (404, 2449272), (427, 2317344), (478, 2070096), (488, 2027676), (606, 1632848), (672, 1472479), (707, 1399584), (717, 1380064), (732, 1351784), (808, 1224636), (854, 1158672), (956, 1035048), (976, 1013838), (1212, 816424), (1281, 772448), (1414, 699792), (1434, 690032), (1464, 675892), (1616, 612318), (1673, 591456), (1708, 579336), (1912, 517524), (1952, 506919), (2121, 466528), (2424, 408212), (2562, 386224), (2828, 349896), (2868, 345016), (2928, 337946), (3232, 306159), (3346, 295728), (3416, 289668), (3824, 258762), (4242, 233264), (4848, 204106), (5019, 197152), (5124, 193112), (5656, 174948), (5736, 172508), (5856, 168973), (6161, 160608), (6692, 147864), (6832, 144834), (7648, 129381), (8484, 116632), (9696, 102053), (10038, 98576), (10248, 96556), (11312, 87474), (11472, 86254), (12322, 80304), (13384, 73932), (13664, 72417), (14579, 67872), (16968, 58316), (18483, 53536), (20076, 49288), (20496, 48278), (22624, 43737), (22944, 43127), (24139, 40992), (24644, 40152), (26768, 36966), (29158, 33936)]