87639960

素因数分解:

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

素因数の和:481

約数の個数: 128

約数和(自身を含む): 275788800

約数和(自身を除く): 188148840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 60, 82, 94, 120, 123, 141, 164, 188, 205, 235, 246, 282, 328, 376, 379, 410, 470, 492, 564, 615, 705, 758, 820, 940, 984, 1128, 1137, 1230, 1410, 1516, 1640, 1880, 1895, 1927, 2274, 2460, 2820, 3032, 3790, 3854, 4548, 4920, 5640, 5685, 5781, 7580, 7708, 9096, 9635, 11370, 11562, 15160, 15416, 15539, 17813, 19270, 22740, 23124, 28905, 31078, 35626, 38540, 45480, 46248, 46617, 53439, 57810, 62156, 71252, 77080, 77695, 89065, 93234, 106878, 115620, 124312, 142504, 155390, 178130, 186468, 213756, 231240, 233085, 267195, 310780, 356260, 372936, 427512, 466170, 534390, 621560, 712520, 730333, 932340, 1068780, 1460666, 1864680, 2137560, 2190999, 2921332, 3651665, 4381998, 5842664, 7303330, 8763996, 10954995, 14606660, 17527992, 21909990, 29213320, 43819980, 87639960]

約数ペア:

[(1, 87639960), (2, 43819980), (3, 29213320), (4, 21909990), (5, 17527992), (6, 14606660), (8, 10954995), (10, 8763996), (12, 7303330), (15, 5842664), (20, 4381998), (24, 3651665), (30, 2921332), (40, 2190999), (41, 2137560), (47, 1864680), (60, 1460666), (82, 1068780), (94, 932340), (120, 730333), (123, 712520), (141, 621560), (164, 534390), (188, 466170), (205, 427512), (235, 372936), (246, 356260), (282, 310780), (328, 267195), (376, 233085), (379, 231240), (410, 213756), (470, 186468), (492, 178130), (564, 155390), (615, 142504), (705, 124312), (758, 115620), (820, 106878), (940, 93234), (984, 89065), (1128, 77695), (1137, 77080), (1230, 71252), (1410, 62156), (1516, 57810), (1640, 53439), (1880, 46617), (1895, 46248), (1927, 45480), (2274, 38540), (2460, 35626), (2820, 31078), (3032, 28905), (3790, 23124), (3854, 22740), (4548, 19270), (4920, 17813), (5640, 15539), (5685, 15416), (5781, 15160), (7580, 11562), (7708, 11370), (9096, 9635)]