68794740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 242161920

約数和(自身を除く): 173367180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 769, 852, 994, 1065, 1260, 1278, 1420, 1491, 1538, 1988, 2130, 2307, 2485, 2556, 2982, 3076, 3195, 3845, 4260, 4473, 4614, 4970, 5383, 5964, 6390, 6921, 7455, 7690, 8946, 9228, 9940, 10766, 11535, 12780, 13842, 14910, 15380, 16149, 17892, 21532, 22365, 23070, 26915, 27684, 29820, 32298, 34605, 44730, 46140, 48447, 53830, 54599, 64596, 69210, 80745, 89460, 96894, 107660, 109198, 138420, 161490, 163797, 193788, 218396, 242235, 272995, 322980, 327594, 382193, 484470, 491391, 545990, 655188, 764386, 818985, 968940, 982782, 1091980, 1146579, 1528772, 1637970, 1910965, 1965564, 2293158, 2456955, 3275940, 3439737, 3821930, 4586316, 4913910, 5732895, 6879474, 7643860, 9827820, 11465790, 13758948, 17198685, 22931580, 34397370, 68794740]

約数ペア:

[(1, 68794740), (2, 34397370), (3, 22931580), (4, 17198685), (5, 13758948), (6, 11465790), (7, 9827820), (9, 7643860), (10, 6879474), (12, 5732895), (14, 4913910), (15, 4586316), (18, 3821930), (20, 3439737), (21, 3275940), (28, 2456955), (30, 2293158), (35, 1965564), (36, 1910965), (42, 1637970), (45, 1528772), (60, 1146579), (63, 1091980), (70, 982782), (71, 968940), (84, 818985), (90, 764386), (105, 655188), (126, 545990), (140, 491391), (142, 484470), (180, 382193), (210, 327594), (213, 322980), (252, 272995), (284, 242235), (315, 218396), (355, 193788), (420, 163797), (426, 161490), (497, 138420), (630, 109198), (639, 107660), (710, 96894), (769, 89460), (852, 80745), (994, 69210), (1065, 64596), (1260, 54599), (1278, 53830), (1420, 48447), (1491, 46140), (1538, 44730), (1988, 34605), (2130, 32298), (2307, 29820), (2485, 27684), (2556, 26915), (2982, 23070), (3076, 22365), (3195, 21532), (3845, 17892), (4260, 16149), (4473, 15380), (4614, 14910), (4970, 13842), (5383, 12780), (5964, 11535), (6390, 10766), (6921, 9940), (7455, 9228), (7690, 8946)]