81275688

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1319

約数の個数: 96

約数和(自身を含む): 240589440

約数和(自身を除く): 159313752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 71, 72, 78, 104, 117, 142, 156, 213, 234, 284, 312, 426, 468, 568, 639, 852, 923, 936, 1223, 1278, 1704, 1846, 2446, 2556, 2769, 3669, 3692, 4892, 5112, 5538, 7338, 7384, 8307, 9784, 11007, 11076, 14676, 15899, 16614, 22014, 22152, 29352, 31798, 33228, 44028, 47697, 63596, 66456, 86833, 88056, 95394, 127192, 143091, 173666, 190788, 260499, 286182, 347332, 381576, 520998, 572364, 694664, 781497, 1041996, 1128829, 1144728, 1562994, 2083992, 2257658, 3125988, 3386487, 4515316, 6251976, 6772974, 9030632, 10159461, 13545948, 20318922, 27091896, 40637844, 81275688]

約数ペア:

[(1, 81275688), (2, 40637844), (3, 27091896), (4, 20318922), (6, 13545948), (8, 10159461), (9, 9030632), (12, 6772974), (13, 6251976), (18, 4515316), (24, 3386487), (26, 3125988), (36, 2257658), (39, 2083992), (52, 1562994), (71, 1144728), (72, 1128829), (78, 1041996), (104, 781497), (117, 694664), (142, 572364), (156, 520998), (213, 381576), (234, 347332), (284, 286182), (312, 260499), (426, 190788), (468, 173666), (568, 143091), (639, 127192), (852, 95394), (923, 88056), (936, 86833), (1223, 66456), (1278, 63596), (1704, 47697), (1846, 44028), (2446, 33228), (2556, 31798), (2769, 29352), (3669, 22152), (3692, 22014), (4892, 16614), (5112, 15899), (5538, 14676), (7338, 11076), (7384, 11007), (8307, 9784)]