131459940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:482

約数の個数: 144

約数和(自身を含む): 418279680

約数和(自身を除く): 286819740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 47, 60, 82, 90, 94, 123, 141, 164, 180, 188, 205, 235, 246, 282, 369, 379, 410, 423, 470, 492, 564, 615, 705, 738, 758, 820, 846, 940, 1137, 1230, 1410, 1476, 1516, 1692, 1845, 1895, 1927, 2115, 2274, 2460, 2820, 3411, 3690, 3790, 3854, 4230, 4548, 5685, 5781, 6822, 7380, 7580, 7708, 8460, 9635, 11370, 11562, 13644, 15539, 17055, 17343, 17813, 19270, 22740, 23124, 28905, 31078, 34110, 34686, 35626, 38540, 46617, 53439, 57810, 62156, 68220, 69372, 71252, 77695, 86715, 89065, 93234, 106878, 115620, 139851, 155390, 160317, 173430, 178130, 186468, 213756, 233085, 267195, 279702, 310780, 320634, 346860, 356260, 466170, 534390, 559404, 641268, 699255, 730333, 801585, 932340, 1068780, 1398510, 1460666, 1603170, 2190999, 2797020, 2921332, 3206340, 3651665, 4381998, 6572997, 7303330, 8763996, 10954995, 13145994, 14606660, 21909990, 26291988, 32864985, 43819980, 65729970, 131459940]

約数ペア:

[(1, 131459940), (2, 65729970), (3, 43819980), (4, 32864985), (5, 26291988), (6, 21909990), (9, 14606660), (10, 13145994), (12, 10954995), (15, 8763996), (18, 7303330), (20, 6572997), (30, 4381998), (36, 3651665), (41, 3206340), (45, 2921332), (47, 2797020), (60, 2190999), (82, 1603170), (90, 1460666), (94, 1398510), (123, 1068780), (141, 932340), (164, 801585), (180, 730333), (188, 699255), (205, 641268), (235, 559404), (246, 534390), (282, 466170), (369, 356260), (379, 346860), (410, 320634), (423, 310780), (470, 279702), (492, 267195), (564, 233085), (615, 213756), (705, 186468), (738, 178130), (758, 173430), (820, 160317), (846, 155390), (940, 139851), (1137, 115620), (1230, 106878), (1410, 93234), (1476, 89065), (1516, 86715), (1692, 77695), (1845, 71252), (1895, 69372), (1927, 68220), (2115, 62156), (2274, 57810), (2460, 53439), (2820, 46617), (3411, 38540), (3690, 35626), (3790, 34686), (3854, 34110), (4230, 31078), (4548, 28905), (5685, 23124), (5781, 22740), (6822, 19270), (7380, 17813), (7580, 17343), (7708, 17055), (8460, 15539), (9635, 13644), (11370, 11562)]