378700960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:699

約数の個数: 144

約数和(自身を含む): 1016741376

約数和(自身を除く): 638040416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 160, 176, 220, 242, 248, 310, 341, 352, 440, 484, 496, 605, 620, 631, 682, 880, 968, 992, 1210, 1240, 1262, 1364, 1705, 1760, 1936, 2420, 2480, 2524, 2728, 3155, 3410, 3751, 3872, 4840, 4960, 5048, 5456, 6310, 6820, 6941, 7502, 9680, 10096, 10912, 12620, 13640, 13882, 15004, 18755, 19360, 19561, 20192, 25240, 27280, 27764, 30008, 34705, 37510, 39122, 50480, 54560, 55528, 60016, 69410, 75020, 76351, 78244, 97805, 100960, 111056, 120032, 138820, 150040, 152702, 156488, 195610, 215171, 222112, 277640, 300080, 305404, 312976, 381755, 391220, 430342, 555280, 600160, 610808, 625952, 763510, 782440, 860684, 1075855, 1110560, 1221616, 1527020, 1564880, 1721368, 2151710, 2366881, 2443232, 3054040, 3129760, 3442736, 4303420, 4733762, 6108080, 6885472, 8606840, 9467524, 11834405, 12216160, 17213680, 18935048, 23668810, 34427360, 37870096, 47337620, 75740192, 94675240, 189350480, 378700960]

約数ペア:

[(1, 378700960), (2, 189350480), (4, 94675240), (5, 75740192), (8, 47337620), (10, 37870096), (11, 34427360), (16, 23668810), (20, 18935048), (22, 17213680), (31, 12216160), (32, 11834405), (40, 9467524), (44, 8606840), (55, 6885472), (62, 6108080), (80, 4733762), (88, 4303420), (110, 3442736), (121, 3129760), (124, 3054040), (155, 2443232), (160, 2366881), (176, 2151710), (220, 1721368), (242, 1564880), (248, 1527020), (310, 1221616), (341, 1110560), (352, 1075855), (440, 860684), (484, 782440), (496, 763510), (605, 625952), (620, 610808), (631, 600160), (682, 555280), (880, 430342), (968, 391220), (992, 381755), (1210, 312976), (1240, 305404), (1262, 300080), (1364, 277640), (1705, 222112), (1760, 215171), (1936, 195610), (2420, 156488), (2480, 152702), (2524, 150040), (2728, 138820), (3155, 120032), (3410, 111056), (3751, 100960), (3872, 97805), (4840, 78244), (4960, 76351), (5048, 75020), (5456, 69410), (6310, 60016), (6820, 55528), (6941, 54560), (7502, 50480), (9680, 39122), (10096, 37510), (10912, 34705), (12620, 30008), (13640, 27764), (13882, 27280), (15004, 25240), (18755, 20192), (19360, 19561)]