644927796

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{5689}}^1$

素因数の和:5813

約数の個数: 72

約数和(自身を含む): 1690066560

約数和(自身を除く): 1045138764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 67, 94, 134, 141, 188, 201, 268, 282, 402, 423, 564, 603, 804, 846, 1206, 1692, 2412, 3149, 5689, 6298, 9447, 11378, 12596, 17067, 18894, 22756, 28341, 34134, 37788, 51201, 56682, 68268, 102402, 113364, 204804, 267383, 381163, 534766, 762326, 802149, 1069532, 1143489, 1524652, 1604298, 2286978, 2406447, 3208596, 3430467, 4573956, 4812894, 6860934, 9625788, 13721868, 17914661, 35829322, 53743983, 71658644, 107487966, 161231949, 214975932, 322463898, 644927796]

約数ペア:

[(1, 644927796), (2, 322463898), (3, 214975932), (4, 161231949), (6, 107487966), (9, 71658644), (12, 53743983), (18, 35829322), (36, 17914661), (47, 13721868), (67, 9625788), (94, 6860934), (134, 4812894), (141, 4573956), (188, 3430467), (201, 3208596), (268, 2406447), (282, 2286978), (402, 1604298), (423, 1524652), (564, 1143489), (603, 1069532), (804, 802149), (846, 762326), (1206, 534766), (1692, 381163), (2412, 267383), (3149, 204804), (5689, 113364), (6298, 102402), (9447, 68268), (11378, 56682), (12596, 51201), (17067, 37788), (18894, 34134), (22756, 28341)]