7881431460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{10193}}^1$

素因数の和:10482

約数の個数: 144

約数和(自身を含む): 25771084416

約数和(自身を除く): 17889652956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 263, 294, 420, 490, 526, 588, 735, 789, 980, 1052, 1315, 1470, 1578, 1841, 2630, 2940, 3156, 3682, 3945, 5260, 5523, 7364, 7890, 9205, 10193, 11046, 12887, 15780, 18410, 20386, 22092, 25774, 27615, 30579, 36820, 38661, 40772, 50965, 51548, 55230, 61158, 64435, 71351, 77322, 101930, 110460, 122316, 128870, 142702, 152895, 154644, 193305, 203860, 214053, 257740, 285404, 305790, 356755, 386610, 428106, 499457, 611580, 713510, 773220, 856212, 998914, 1070265, 1427020, 1498371, 1997828, 2140530, 2497285, 2680759, 2996742, 4281060, 4994570, 5361518, 5993484, 7491855, 8042277, 9989140, 10723036, 13403795, 14983710, 16084554, 18765313, 26807590, 29967420, 32169108, 37530626, 40211385, 53615180, 56295939, 75061252, 80422770, 93826565, 112591878, 131357191, 160845540, 187653130, 225183756, 262714382, 281479695, 375306260, 394071573, 525428764, 562959390, 656785955, 788143146, 1125918780, 1313571910, 1576286292, 1970357865, 2627143820, 3940715730, 7881431460]

約数ペア:

[(1, 7881431460), (2, 3940715730), (3, 2627143820), (4, 1970357865), (5, 1576286292), (6, 1313571910), (7, 1125918780), (10, 788143146), (12, 656785955), (14, 562959390), (15, 525428764), (20, 394071573), (21, 375306260), (28, 281479695), (30, 262714382), (35, 225183756), (42, 187653130), (49, 160845540), (60, 131357191), (70, 112591878), (84, 93826565), (98, 80422770), (105, 75061252), (140, 56295939), (147, 53615180), (196, 40211385), (210, 37530626), (245, 32169108), (263, 29967420), (294, 26807590), (420, 18765313), (490, 16084554), (526, 14983710), (588, 13403795), (735, 10723036), (789, 9989140), (980, 8042277), (1052, 7491855), (1315, 5993484), (1470, 5361518), (1578, 4994570), (1841, 4281060), (2630, 2996742), (2940, 2680759), (3156, 2497285), (3682, 2140530), (3945, 1997828), (5260, 1498371), (5523, 1427020), (7364, 1070265), (7890, 998914), (9205, 856212), (10193, 773220), (11046, 713510), (12887, 611580), (15780, 499457), (18410, 428106), (20386, 386610), (22092, 356755), (25774, 305790), (27615, 285404), (30579, 257740), (36820, 214053), (38661, 203860), (40772, 193305), (50965, 154644), (51548, 152895), (55230, 142702), (61158, 128870), (64435, 122316), (71351, 110460), (77322, 101930)]