87728004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 278037760

約数和(自身を除く): 190309756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 61, 63, 78, 84, 91, 117, 122, 126, 156, 182, 183, 234, 244, 252, 273, 364, 366, 427, 439, 468, 546, 549, 732, 793, 819, 854, 878, 1092, 1098, 1281, 1317, 1586, 1638, 1708, 1756, 2196, 2379, 2562, 2634, 3073, 3172, 3276, 3843, 3951, 4758, 5124, 5268, 5551, 5707, 6146, 7137, 7686, 7902, 9219, 9516, 11102, 11414, 12292, 14274, 15372, 15804, 16653, 17121, 18438, 22204, 22828, 26779, 27657, 28548, 33306, 34242, 36876, 39949, 49959, 51363, 53558, 55314, 66612, 68484, 79898, 80337, 99918, 102726, 107116, 110628, 119847, 159796, 160674, 187453, 199836, 205452, 239694, 241011, 321348, 348127, 359541, 374906, 479388, 482022, 562359, 696254, 719082, 749812, 964044, 1044381, 1124718, 1392508, 1438164, 1687077, 2088762, 2249436, 2436889, 3133143, 3374154, 4177524, 4873778, 6266286, 6748308, 7310667, 9747556, 12532572, 14621334, 21932001, 29242668, 43864002, 87728004]

約数ペア:

[(1, 87728004), (2, 43864002), (3, 29242668), (4, 21932001), (6, 14621334), (7, 12532572), (9, 9747556), (12, 7310667), (13, 6748308), (14, 6266286), (18, 4873778), (21, 4177524), (26, 3374154), (28, 3133143), (36, 2436889), (39, 2249436), (42, 2088762), (52, 1687077), (61, 1438164), (63, 1392508), (78, 1124718), (84, 1044381), (91, 964044), (117, 749812), (122, 719082), (126, 696254), (156, 562359), (182, 482022), (183, 479388), (234, 374906), (244, 359541), (252, 348127), (273, 321348), (364, 241011), (366, 239694), (427, 205452), (439, 199836), (468, 187453), (546, 160674), (549, 159796), (732, 119847), (793, 110628), (819, 107116), (854, 102726), (878, 99918), (1092, 80337), (1098, 79898), (1281, 68484), (1317, 66612), (1586, 55314), (1638, 53558), (1708, 51363), (1756, 49959), (2196, 39949), (2379, 36876), (2562, 34242), (2634, 33306), (3073, 28548), (3172, 27657), (3276, 26779), (3843, 22828), (3951, 22204), (4758, 18438), (5124, 17121), (5268, 16653), (5551, 15804), (5707, 15372), (6146, 14274), (7137, 12292), (7686, 11414), (7902, 11102), (9219, 9516)]