191581320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2887}}^1$

素因数の和:2987

約数の個数: 128

約数和(自身を含む): 665395200

約数和(自身を除く): 473813880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 474, 553, 632, 790, 840, 948, 1106, 1185, 1580, 1659, 1896, 2212, 2370, 2765, 2887, 3160, 3318, 4424, 4740, 5530, 5774, 6636, 8295, 8661, 9480, 11060, 11548, 13272, 14435, 16590, 17322, 20209, 22120, 23096, 28870, 33180, 34644, 40418, 43305, 57740, 60627, 66360, 69288, 80836, 86610, 101045, 115480, 121254, 161672, 173220, 202090, 228073, 242508, 303135, 346440, 404180, 456146, 485016, 606270, 684219, 808360, 912292, 1140365, 1212540, 1368438, 1596511, 1824584, 2280730, 2425080, 2736876, 3193022, 3421095, 4561460, 4789533, 5473752, 6386044, 6842190, 7982555, 9122920, 9579066, 12772088, 13684380, 15965110, 19158132, 23947665, 27368760, 31930220, 38316264, 47895330, 63860440, 95790660, 191581320]

約数ペア:

[(1, 191581320), (2, 95790660), (3, 63860440), (4, 47895330), (5, 38316264), (6, 31930220), (7, 27368760), (8, 23947665), (10, 19158132), (12, 15965110), (14, 13684380), (15, 12772088), (20, 9579066), (21, 9122920), (24, 7982555), (28, 6842190), (30, 6386044), (35, 5473752), (40, 4789533), (42, 4561460), (56, 3421095), (60, 3193022), (70, 2736876), (79, 2425080), (84, 2280730), (105, 1824584), (120, 1596511), (140, 1368438), (158, 1212540), (168, 1140365), (210, 912292), (237, 808360), (280, 684219), (316, 606270), (395, 485016), (420, 456146), (474, 404180), (553, 346440), (632, 303135), (790, 242508), (840, 228073), (948, 202090), (1106, 173220), (1185, 161672), (1580, 121254), (1659, 115480), (1896, 101045), (2212, 86610), (2370, 80836), (2765, 69288), (2887, 66360), (3160, 60627), (3318, 57740), (4424, 43305), (4740, 40418), (5530, 34644), (5774, 33180), (6636, 28870), (8295, 23096), (8661, 22120), (9480, 20209), (11060, 17322), (11548, 16590), (13272, 14435)]