140372680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 383201280

約数和(自身を除く): 242828600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 71, 92, 115, 140, 142, 161, 184, 230, 280, 284, 307, 322, 355, 460, 497, 568, 614, 644, 710, 805, 920, 994, 1228, 1288, 1420, 1535, 1610, 1633, 1988, 2149, 2456, 2485, 2840, 3070, 3220, 3266, 3976, 4298, 4970, 6140, 6440, 6532, 7061, 8165, 8596, 9940, 10745, 11431, 12280, 13064, 14122, 16330, 17192, 19880, 21490, 21797, 22862, 28244, 32660, 35305, 42980, 43594, 45724, 49427, 56488, 57155, 65320, 70610, 85960, 87188, 91448, 98854, 108985, 114310, 141220, 152579, 174376, 197708, 217970, 228620, 247135, 282440, 305158, 395416, 435940, 457240, 494270, 501331, 610316, 762895, 871880, 988540, 1002662, 1220632, 1525790, 1977080, 2005324, 2506655, 3051580, 3509317, 4010648, 5013310, 6103160, 7018634, 10026620, 14037268, 17546585, 20053240, 28074536, 35093170, 70186340, 140372680]

約数ペア:

[(1, 140372680), (2, 70186340), (4, 35093170), (5, 28074536), (7, 20053240), (8, 17546585), (10, 14037268), (14, 10026620), (20, 7018634), (23, 6103160), (28, 5013310), (35, 4010648), (40, 3509317), (46, 3051580), (56, 2506655), (70, 2005324), (71, 1977080), (92, 1525790), (115, 1220632), (140, 1002662), (142, 988540), (161, 871880), (184, 762895), (230, 610316), (280, 501331), (284, 494270), (307, 457240), (322, 435940), (355, 395416), (460, 305158), (497, 282440), (568, 247135), (614, 228620), (644, 217970), (710, 197708), (805, 174376), (920, 152579), (994, 141220), (1228, 114310), (1288, 108985), (1420, 98854), (1535, 91448), (1610, 87188), (1633, 85960), (1988, 70610), (2149, 65320), (2456, 57155), (2485, 56488), (2840, 49427), (3070, 45724), (3220, 43594), (3266, 42980), (3976, 35305), (4298, 32660), (4970, 28244), (6140, 22862), (6440, 21797), (6532, 21490), (7061, 19880), (8165, 17192), (8596, 16330), (9940, 14122), (10745, 13064), (11431, 12280)]