68678460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 222191424

約数和(自身を除く): 153512964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 53, 60, 69, 90, 92, 106, 115, 138, 159, 180, 207, 212, 230, 265, 276, 313, 318, 345, 414, 460, 477, 530, 626, 636, 690, 795, 828, 939, 954, 1035, 1060, 1219, 1252, 1380, 1565, 1590, 1878, 1908, 2070, 2385, 2438, 2817, 3130, 3180, 3657, 3756, 4140, 4695, 4770, 4876, 5634, 6095, 6260, 7199, 7314, 9390, 9540, 10971, 11268, 12190, 14085, 14398, 14628, 16589, 18285, 18780, 21597, 21942, 24380, 28170, 28796, 33178, 35995, 36570, 43194, 43884, 49767, 54855, 56340, 64791, 66356, 71990, 73140, 82945, 86388, 99534, 107985, 109710, 129582, 143980, 149301, 165890, 199068, 215970, 219420, 248835, 259164, 298602, 323955, 331780, 381547, 431940, 497670, 597204, 647910, 746505, 763094, 995340, 1144641, 1295820, 1493010, 1526188, 1907735, 2289282, 2986020, 3433923, 3815470, 4578564, 5723205, 6867846, 7630940, 11446410, 13735692, 17169615, 22892820, 34339230, 68678460]

約数ペア:

[(1, 68678460), (2, 34339230), (3, 22892820), (4, 17169615), (5, 13735692), (6, 11446410), (9, 7630940), (10, 6867846), (12, 5723205), (15, 4578564), (18, 3815470), (20, 3433923), (23, 2986020), (30, 2289282), (36, 1907735), (45, 1526188), (46, 1493010), (53, 1295820), (60, 1144641), (69, 995340), (90, 763094), (92, 746505), (106, 647910), (115, 597204), (138, 497670), (159, 431940), (180, 381547), (207, 331780), (212, 323955), (230, 298602), (265, 259164), (276, 248835), (313, 219420), (318, 215970), (345, 199068), (414, 165890), (460, 149301), (477, 143980), (530, 129582), (626, 109710), (636, 107985), (690, 99534), (795, 86388), (828, 82945), (939, 73140), (954, 71990), (1035, 66356), (1060, 64791), (1219, 56340), (1252, 54855), (1380, 49767), (1565, 43884), (1590, 43194), (1878, 36570), (1908, 35995), (2070, 33178), (2385, 28796), (2438, 28170), (2817, 24380), (3130, 21942), (3180, 21597), (3657, 18780), (3756, 18285), (4140, 16589), (4695, 14628), (4770, 14398), (4876, 14085), (5634, 12190), (6095, 11268), (6260, 10971), (7199, 9540), (7314, 9390)]