64538136

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 199704960

約数和(自身を除く): 135166824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 191, 228, 234, 247, 312, 342, 361, 382, 456, 468, 494, 573, 684, 722, 741, 764, 936, 988, 1083, 1146, 1368, 1444, 1482, 1528, 1719, 1976, 2166, 2223, 2292, 2483, 2888, 2964, 3249, 3438, 3629, 4332, 4446, 4584, 4693, 4966, 5928, 6498, 6876, 7258, 7449, 8664, 8892, 9386, 9932, 10887, 12996, 13752, 14079, 14516, 14898, 17784, 18772, 19864, 21774, 22347, 25992, 28158, 29032, 29796, 32661, 37544, 42237, 43548, 44694, 47177, 56316, 59592, 65322, 68951, 84474, 87096, 89388, 94354, 112632, 130644, 137902, 141531, 168948, 178776, 188708, 206853, 261288, 275804, 283062, 337896, 377416, 413706, 424593, 551608, 566124, 620559, 827412, 849186, 896363, 1132248, 1241118, 1654824, 1698372, 1792726, 2482236, 2689089, 3396744, 3585452, 4964472, 5378178, 7170904, 8067267, 10756356, 16134534, 21512712, 32269068, 64538136]

約数ペア:

[(1, 64538136), (2, 32269068), (3, 21512712), (4, 16134534), (6, 10756356), (8, 8067267), (9, 7170904), (12, 5378178), (13, 4964472), (18, 3585452), (19, 3396744), (24, 2689089), (26, 2482236), (36, 1792726), (38, 1698372), (39, 1654824), (52, 1241118), (57, 1132248), (72, 896363), (76, 849186), (78, 827412), (104, 620559), (114, 566124), (117, 551608), (152, 424593), (156, 413706), (171, 377416), (191, 337896), (228, 283062), (234, 275804), (247, 261288), (312, 206853), (342, 188708), (361, 178776), (382, 168948), (456, 141531), (468, 137902), (494, 130644), (573, 112632), (684, 94354), (722, 89388), (741, 87096), (764, 84474), (936, 68951), (988, 65322), (1083, 59592), (1146, 56316), (1368, 47177), (1444, 44694), (1482, 43548), (1528, 42237), (1719, 37544), (1976, 32661), (2166, 29796), (2223, 29032), (2292, 28158), (2483, 25992), (2888, 22347), (2964, 21774), (3249, 19864), (3438, 18772), (3629, 17784), (4332, 14898), (4446, 14516), (4584, 14079), (4693, 13752), (4966, 12996), (5928, 10887), (6498, 9932), (6876, 9386), (7258, 8892), (7449, 8664)]