68119740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 228035808

約数和(自身を除く): 159916068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 677, 774, 780, 860, 1118, 1170, 1290, 1354, 1548, 1677, 1935, 2031, 2236, 2340, 2580, 2708, 2795, 3354, 3385, 3870, 4062, 5031, 5590, 6093, 6708, 6770, 7740, 8124, 8385, 8801, 10062, 10155, 11180, 12186, 13540, 16770, 17602, 20124, 20310, 24372, 25155, 26403, 29111, 30465, 33540, 35204, 40620, 44005, 50310, 52806, 58222, 60930, 79209, 87333, 88010, 100620, 105612, 116444, 121860, 132015, 145555, 158418, 174666, 176020, 261999, 264030, 291110, 316836, 349332, 378443, 396045, 436665, 523998, 528060, 582220, 756886, 792090, 873330, 1047996, 1135329, 1309995, 1513772, 1584180, 1746660, 1892215, 2270658, 2619990, 3405987, 3784430, 4541316, 5239980, 5676645, 6811974, 7568860, 11353290, 13623948, 17029935, 22706580, 34059870, 68119740]

約数ペア:

[(1, 68119740), (2, 34059870), (3, 22706580), (4, 17029935), (5, 13623948), (6, 11353290), (9, 7568860), (10, 6811974), (12, 5676645), (13, 5239980), (15, 4541316), (18, 3784430), (20, 3405987), (26, 2619990), (30, 2270658), (36, 1892215), (39, 1746660), (43, 1584180), (45, 1513772), (52, 1309995), (60, 1135329), (65, 1047996), (78, 873330), (86, 792090), (90, 756886), (117, 582220), (129, 528060), (130, 523998), (156, 436665), (172, 396045), (180, 378443), (195, 349332), (215, 316836), (234, 291110), (258, 264030), (260, 261999), (387, 176020), (390, 174666), (430, 158418), (468, 145555), (516, 132015), (559, 121860), (585, 116444), (645, 105612), (677, 100620), (774, 88010), (780, 87333), (860, 79209), (1118, 60930), (1170, 58222), (1290, 52806), (1354, 50310), (1548, 44005), (1677, 40620), (1935, 35204), (2031, 33540), (2236, 30465), (2340, 29111), (2580, 26403), (2708, 25155), (2795, 24372), (3354, 20310), (3385, 20124), (3870, 17602), (4062, 16770), (5031, 13540), (5590, 12186), (6093, 11180), (6708, 10155), (6770, 10062), (7740, 8801), (8124, 8385)]