420608358

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 992010240

約数和(自身を除く): 571401882

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 137, 141, 171, 191, 274, 282, 342, 382, 411, 423, 573, 822, 846, 893, 1146, 1233, 1719, 1786, 2466, 2603, 2679, 3438, 3629, 5206, 5358, 6439, 7258, 7809, 8037, 8977, 10887, 12878, 15618, 16074, 17954, 19317, 21774, 23427, 26167, 26931, 32661, 38634, 46854, 52334, 53862, 57951, 65322, 78501, 80793, 115902, 122341, 157002, 161586, 170563, 235503, 244682, 341126, 367023, 471006, 497173, 511689, 734046, 994346, 1023378, 1101069, 1229849, 1491519, 1535067, 2202138, 2459698, 2983038, 3070134, 3689547, 4474557, 7379094, 8949114, 11068641, 22137282, 23367131, 46734262, 70101393, 140202786, 210304179, 420608358]

約数ペア:

[(1, 420608358), (2, 210304179), (3, 140202786), (6, 70101393), (9, 46734262), (18, 23367131), (19, 22137282), (38, 11068641), (47, 8949114), (57, 7379094), (94, 4474557), (114, 3689547), (137, 3070134), (141, 2983038), (171, 2459698), (191, 2202138), (274, 1535067), (282, 1491519), (342, 1229849), (382, 1101069), (411, 1023378), (423, 994346), (573, 734046), (822, 511689), (846, 497173), (893, 471006), (1146, 367023), (1233, 341126), (1719, 244682), (1786, 235503), (2466, 170563), (2603, 161586), (2679, 157002), (3438, 122341), (3629, 115902), (5206, 80793), (5358, 78501), (6439, 65322), (7258, 57951), (7809, 53862), (8037, 52334), (8977, 46854), (10887, 38634), (12878, 32661), (15618, 26931), (16074, 26167), (17954, 23427), (19317, 21774)]