840101340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{56687}}^1$

素因数の和:56731

約数の個数: 96

約数和(自身を含む): 2666603520

約数和(自身を除く): 1826502180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 14820, 56687, 113374, 170061, 226748, 283435, 340122, 566870, 680244, 736931, 850305, 1077053, 1133740, 1473862, 1700610, 2154106, 2210793, 2947724, 3231159, 3401220, 3684655, 4308212, 4421586, 5385265, 6462318, 7369310, 8843172, 10770530, 11053965, 12924636, 14001689, 14738620, 16155795, 21541060, 22107930, 28003378, 32311590, 42005067, 44215860, 56006756, 64623180, 70008445, 84010134, 140016890, 168020268, 210025335, 280033780, 420050670, 840101340]

約数ペア:

[(1, 840101340), (2, 420050670), (3, 280033780), (4, 210025335), (5, 168020268), (6, 140016890), (10, 84010134), (12, 70008445), (13, 64623180), (15, 56006756), (19, 44215860), (20, 42005067), (26, 32311590), (30, 28003378), (38, 22107930), (39, 21541060), (52, 16155795), (57, 14738620), (60, 14001689), (65, 12924636), (76, 11053965), (78, 10770530), (95, 8843172), (114, 7369310), (130, 6462318), (156, 5385265), (190, 4421586), (195, 4308212), (228, 3684655), (247, 3401220), (260, 3231159), (285, 2947724), (380, 2210793), (390, 2154106), (494, 1700610), (570, 1473862), (741, 1133740), (780, 1077053), (988, 850305), (1140, 736931), (1235, 680244), (1482, 566870), (2470, 340122), (2964, 283435), (3705, 226748), (4940, 170061), (7410, 113374), (14820, 56687)]