1388717400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4657}}^1$

素因数の和:4754

約数の個数: 192

約数和(自身を含む): 4990394880

約数和(自身を除く): 3601677480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 71, 75, 84, 100, 105, 120, 140, 142, 150, 168, 175, 200, 210, 213, 280, 284, 300, 350, 355, 420, 426, 497, 525, 568, 600, 700, 710, 840, 852, 994, 1050, 1065, 1400, 1420, 1491, 1704, 1775, 1988, 2100, 2130, 2485, 2840, 2982, 3550, 3976, 4200, 4260, 4657, 4970, 5325, 5964, 7100, 7455, 8520, 9314, 9940, 10650, 11928, 12425, 13971, 14200, 14910, 18628, 19880, 21300, 23285, 24850, 27942, 29820, 32599, 37256, 37275, 42600, 46570, 49700, 55884, 59640, 65198, 69855, 74550, 93140, 97797, 99400, 111768, 116425, 130396, 139710, 149100, 162995, 186280, 195594, 232850, 260792, 279420, 298200, 325990, 330647, 349275, 391188, 465700, 488985, 558840, 651980, 661294, 698550, 782376, 814975, 931400, 977970, 991941, 1303960, 1322588, 1397100, 1629950, 1653235, 1955940, 1983882, 2314529, 2444925, 2645176, 2794200, 3259900, 3306470, 3911880, 3967764, 4629058, 4889850, 4959705, 6519800, 6612940, 6943587, 7935528, 8266175, 9258116, 9779700, 9919410, 11572645, 13225880, 13887174, 16532350, 18516232, 19559400, 19838820, 23145290, 24798525, 27774348, 33064700, 34717935, 39677640, 46290580, 49597050, 55548696, 57863225, 66129400, 69435870, 92581160, 99194100, 115726450, 138871740, 173589675, 198388200, 231452900, 277743480, 347179350, 462905800, 694358700, 1388717400]

約数ペア:

[(1, 1388717400), (2, 694358700), (3, 462905800), (4, 347179350), (5, 277743480), (6, 231452900), (7, 198388200), (8, 173589675), (10, 138871740), (12, 115726450), (14, 99194100), (15, 92581160), (20, 69435870), (21, 66129400), (24, 57863225), (25, 55548696), (28, 49597050), (30, 46290580), (35, 39677640), (40, 34717935), (42, 33064700), (50, 27774348), (56, 24798525), (60, 23145290), (70, 19838820), (71, 19559400), (75, 18516232), (84, 16532350), (100, 13887174), (105, 13225880), (120, 11572645), (140, 9919410), (142, 9779700), (150, 9258116), (168, 8266175), (175, 7935528), (200, 6943587), (210, 6612940), (213, 6519800), (280, 4959705), (284, 4889850), (300, 4629058), (350, 3967764), (355, 3911880), (420, 3306470), (426, 3259900), (497, 2794200), (525, 2645176), (568, 2444925), (600, 2314529), (700, 1983882), (710, 1955940), (840, 1653235), (852, 1629950), (994, 1397100), (1050, 1322588), (1065, 1303960), (1400, 991941), (1420, 977970), (1491, 931400), (1704, 814975), (1775, 782376), (1988, 698550), (2100, 661294), (2130, 651980), (2485, 558840), (2840, 488985), (2982, 465700), (3550, 391188), (3976, 349275), (4200, 330647), (4260, 325990), (4657, 298200), (4970, 279420), (5325, 260792), (5964, 232850), (7100, 195594), (7455, 186280), (8520, 162995), (9314, 149100), (9940, 139710), (10650, 130396), (11928, 116425), (12425, 111768), (13971, 99400), (14200, 97797), (14910, 93140), (18628, 74550), (19880, 69855), (21300, 65198), (23285, 59640), (24850, 55884), (27942, 49700), (29820, 46570), (32599, 42600), (37256, 37275)]