57315280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 151990272

約数和(自身を除く): 94674992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 191, 220, 242, 248, 310, 341, 382, 440, 484, 496, 605, 620, 682, 764, 880, 955, 968, 1210, 1240, 1364, 1528, 1705, 1910, 1936, 2101, 2420, 2480, 2728, 3056, 3410, 3751, 3820, 4202, 4840, 5456, 5921, 6820, 7502, 7640, 8404, 9680, 10505, 11842, 13640, 15004, 15280, 16808, 18755, 21010, 23111, 23684, 27280, 29605, 30008, 33616, 37510, 42020, 46222, 47368, 59210, 60016, 65131, 75020, 84040, 92444, 94736, 115555, 118420, 130262, 150040, 168080, 184888, 231110, 236840, 260524, 300080, 325655, 369776, 462220, 473680, 521048, 651310, 716441, 924440, 1042096, 1302620, 1432882, 1848880, 2605240, 2865764, 3582205, 5210480, 5731528, 7164410, 11463056, 14328820, 28657640, 57315280]

約数ペア:

[(1, 57315280), (2, 28657640), (4, 14328820), (5, 11463056), (8, 7164410), (10, 5731528), (11, 5210480), (16, 3582205), (20, 2865764), (22, 2605240), (31, 1848880), (40, 1432882), (44, 1302620), (55, 1042096), (62, 924440), (80, 716441), (88, 651310), (110, 521048), (121, 473680), (124, 462220), (155, 369776), (176, 325655), (191, 300080), (220, 260524), (242, 236840), (248, 231110), (310, 184888), (341, 168080), (382, 150040), (440, 130262), (484, 118420), (496, 115555), (605, 94736), (620, 92444), (682, 84040), (764, 75020), (880, 65131), (955, 60016), (968, 59210), (1210, 47368), (1240, 46222), (1364, 42020), (1528, 37510), (1705, 33616), (1910, 30008), (1936, 29605), (2101, 27280), (2420, 23684), (2480, 23111), (2728, 21010), (3056, 18755), (3410, 16808), (3751, 15280), (3820, 15004), (4202, 13640), (4840, 11842), (5456, 10505), (5921, 9680), (6820, 8404), (7502, 7640)]