42157830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 123088896

約数和(自身を除く): 80931066

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 31, 33, 39, 55, 62, 65, 66, 78, 93, 110, 130, 143, 155, 165, 186, 195, 286, 310, 317, 330, 341, 390, 403, 429, 465, 634, 682, 715, 806, 858, 930, 951, 1023, 1209, 1430, 1585, 1705, 1902, 2015, 2046, 2145, 2418, 3170, 3410, 3487, 4030, 4121, 4290, 4433, 4755, 5115, 6045, 6974, 8242, 8866, 9510, 9827, 10230, 10461, 12090, 12363, 13299, 17435, 19654, 20605, 20922, 22165, 24726, 26598, 29481, 34870, 41210, 44330, 45331, 49135, 52305, 58962, 61815, 66495, 90662, 98270, 104610, 108097, 123630, 127751, 132990, 135993, 147405, 216194, 226655, 255502, 271986, 294810, 324291, 383253, 453310, 540485, 638755, 648582, 679965, 766506, 1080970, 1277510, 1359930, 1405261, 1621455, 1916265, 2810522, 3242910, 3832530, 4215783, 7026305, 8431566, 14052610, 21078915, 42157830]

約数ペア:

[(1, 42157830), (2, 21078915), (3, 14052610), (5, 8431566), (6, 7026305), (10, 4215783), (11, 3832530), (13, 3242910), (15, 2810522), (22, 1916265), (26, 1621455), (30, 1405261), (31, 1359930), (33, 1277510), (39, 1080970), (55, 766506), (62, 679965), (65, 648582), (66, 638755), (78, 540485), (93, 453310), (110, 383253), (130, 324291), (143, 294810), (155, 271986), (165, 255502), (186, 226655), (195, 216194), (286, 147405), (310, 135993), (317, 132990), (330, 127751), (341, 123630), (390, 108097), (403, 104610), (429, 98270), (465, 90662), (634, 66495), (682, 61815), (715, 58962), (806, 52305), (858, 49135), (930, 45331), (951, 44330), (1023, 41210), (1209, 34870), (1430, 29481), (1585, 26598), (1705, 24726), (1902, 22165), (2015, 20922), (2046, 20605), (2145, 19654), (2418, 17435), (3170, 13299), (3410, 12363), (3487, 12090), (4030, 10461), (4121, 10230), (4290, 9827), (4433, 9510), (4755, 8866), (5115, 8242), (6045, 6974)]