68019420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2281}}^1$

素因数の和:2371

約数の個数: 96

約数和(自身を含む): 220824576

約数和(自身を除く): 152805156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2281, 2485, 2982, 4260, 4562, 4970, 5964, 6843, 7455, 9124, 9940, 11405, 13686, 14910, 15967, 22810, 27372, 29820, 31934, 34215, 45620, 47901, 63868, 68430, 79835, 95802, 136860, 159670, 161951, 191604, 239505, 319340, 323902, 479010, 485853, 647804, 809755, 958020, 971706, 1133657, 1619510, 1943412, 2267314, 2429265, 3239020, 3400971, 4534628, 4858530, 5668285, 6801942, 9717060, 11336570, 13603884, 17004855, 22673140, 34009710, 68019420]

約数ペア:

[(1, 68019420), (2, 34009710), (3, 22673140), (4, 17004855), (5, 13603884), (6, 11336570), (7, 9717060), (10, 6801942), (12, 5668285), (14, 4858530), (15, 4534628), (20, 3400971), (21, 3239020), (28, 2429265), (30, 2267314), (35, 1943412), (42, 1619510), (60, 1133657), (70, 971706), (71, 958020), (84, 809755), (105, 647804), (140, 485853), (142, 479010), (210, 323902), (213, 319340), (284, 239505), (355, 191604), (420, 161951), (426, 159670), (497, 136860), (710, 95802), (852, 79835), (994, 68430), (1065, 63868), (1420, 47901), (1491, 45620), (1988, 34215), (2130, 31934), (2281, 29820), (2485, 27372), (2982, 22810), (4260, 15967), (4562, 14910), (4970, 13686), (5964, 11405), (6843, 9940), (7455, 9124)]