309773464

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 789626880

約数和(自身を除く): 479853416

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 101, 104, 143, 154, 182, 202, 286, 308, 364, 383, 404, 572, 616, 707, 728, 766, 808, 1001, 1111, 1144, 1313, 1414, 1532, 2002, 2222, 2626, 2681, 2828, 3064, 4004, 4213, 4444, 4979, 5252, 5362, 5656, 7777, 8008, 8426, 8888, 9191, 9958, 10504, 10724, 14443, 15554, 16852, 18382, 19916, 21448, 28886, 29491, 31108, 33704, 34853, 36764, 38683, 39832, 54769, 57772, 58982, 62216, 69706, 73528, 77366, 101101, 109538, 115544, 117964, 139412, 154732, 202202, 219076, 235928, 270781, 278824, 309464, 383383, 404404, 425513, 438152, 502879, 541562, 766766, 808808, 851026, 1005758, 1083124, 1533532, 1702052, 2011516, 2166248, 2978591, 3067064, 3404104, 3520153, 4023032, 5531669, 5957182, 7040306, 11063338, 11914364, 14080612, 22126676, 23828728, 28161224, 38721683, 44253352, 77443366, 154886732, 309773464]

約数ペア:

[(1, 309773464), (2, 154886732), (4, 77443366), (7, 44253352), (8, 38721683), (11, 28161224), (13, 23828728), (14, 22126676), (22, 14080612), (26, 11914364), (28, 11063338), (44, 7040306), (52, 5957182), (56, 5531669), (77, 4023032), (88, 3520153), (91, 3404104), (101, 3067064), (104, 2978591), (143, 2166248), (154, 2011516), (182, 1702052), (202, 1533532), (286, 1083124), (308, 1005758), (364, 851026), (383, 808808), (404, 766766), (572, 541562), (616, 502879), (707, 438152), (728, 425513), (766, 404404), (808, 383383), (1001, 309464), (1111, 278824), (1144, 270781), (1313, 235928), (1414, 219076), (1532, 202202), (2002, 154732), (2222, 139412), (2626, 117964), (2681, 115544), (2828, 109538), (3064, 101101), (4004, 77366), (4213, 73528), (4444, 69706), (4979, 62216), (5252, 58982), (5362, 57772), (5656, 54769), (7777, 39832), (8008, 38683), (8426, 36764), (8888, 34853), (9191, 33704), (9958, 31108), (10504, 29491), (10724, 28886), (14443, 21448), (15554, 19916), (16852, 18382)]