247608408

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 668344320

約数和(自身を除く): 420735912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 47, 62, 73, 93, 94, 97, 124, 141, 146, 186, 188, 194, 219, 248, 282, 291, 292, 372, 376, 388, 438, 564, 582, 584, 744, 776, 876, 1128, 1164, 1457, 1752, 2263, 2328, 2914, 3007, 3431, 4371, 4526, 4559, 5828, 6014, 6789, 6862, 7081, 8742, 9021, 9052, 9118, 10293, 11656, 12028, 13578, 13677, 13724, 14162, 17484, 18042, 18104, 18236, 20586, 21243, 24056, 27156, 27354, 27448, 28324, 34968, 36084, 36472, 41172, 42486, 54312, 54708, 56648, 72168, 82344, 84972, 106361, 109416, 141329, 169944, 212722, 219511, 282658, 319083, 332807, 423987, 425444, 439022, 565316, 638166, 658533, 665614, 847974, 850888, 878044, 998421, 1130632, 1276332, 1317066, 1331228, 1695948, 1756088, 1996842, 2552664, 2634132, 2662456, 3391896, 3993684, 5268264, 7987368, 10317017, 20634034, 30951051, 41268068, 61902102, 82536136, 123804204, 247608408]

約数ペア:

[(1, 247608408), (2, 123804204), (3, 82536136), (4, 61902102), (6, 41268068), (8, 30951051), (12, 20634034), (24, 10317017), (31, 7987368), (47, 5268264), (62, 3993684), (73, 3391896), (93, 2662456), (94, 2634132), (97, 2552664), (124, 1996842), (141, 1756088), (146, 1695948), (186, 1331228), (188, 1317066), (194, 1276332), (219, 1130632), (248, 998421), (282, 878044), (291, 850888), (292, 847974), (372, 665614), (376, 658533), (388, 638166), (438, 565316), (564, 439022), (582, 425444), (584, 423987), (744, 332807), (776, 319083), (876, 282658), (1128, 219511), (1164, 212722), (1457, 169944), (1752, 141329), (2263, 109416), (2328, 106361), (2914, 84972), (3007, 82344), (3431, 72168), (4371, 56648), (4526, 54708), (4559, 54312), (5828, 42486), (6014, 41172), (6789, 36472), (6862, 36084), (7081, 34968), (8742, 28324), (9021, 27448), (9052, 27354), (9118, 27156), (10293, 24056), (11656, 21243), (12028, 20586), (13578, 18236), (13677, 18104), (13724, 18042), (14162, 17484)]