421806456

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{757}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 1170655200

約数和(自身を除く): 748848744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 109, 142, 213, 218, 284, 327, 426, 436, 568, 639, 654, 757, 852, 872, 981, 1278, 1308, 1514, 1704, 1962, 2271, 2556, 2616, 3028, 3924, 4542, 5112, 6056, 6813, 7739, 7848, 9084, 13626, 15478, 18168, 23217, 27252, 30956, 46434, 53747, 54504, 61912, 69651, 82513, 92868, 107494, 139302, 161241, 165026, 185736, 214988, 247539, 278604, 322482, 330052, 429976, 483723, 495078, 557208, 644964, 660104, 742617, 967446, 990156, 1289928, 1485234, 1934892, 1980312, 2970468, 3869784, 5858423, 5940936, 11716846, 17575269, 23433692, 35150538, 46867384, 52725807, 70301076, 105451614, 140602152, 210903228, 421806456]

約数ペア:

[(1, 421806456), (2, 210903228), (3, 140602152), (4, 105451614), (6, 70301076), (8, 52725807), (9, 46867384), (12, 35150538), (18, 23433692), (24, 17575269), (36, 11716846), (71, 5940936), (72, 5858423), (109, 3869784), (142, 2970468), (213, 1980312), (218, 1934892), (284, 1485234), (327, 1289928), (426, 990156), (436, 967446), (568, 742617), (639, 660104), (654, 644964), (757, 557208), (852, 495078), (872, 483723), (981, 429976), (1278, 330052), (1308, 322482), (1514, 278604), (1704, 247539), (1962, 214988), (2271, 185736), (2556, 165026), (2616, 161241), (3028, 139302), (3924, 107494), (4542, 92868), (5112, 82513), (6056, 69651), (6813, 61912), (7739, 54504), (7848, 53747), (9084, 46434), (13626, 30956), (15478, 27252), (18168, 23217)]