318202576

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 670046400

約数和(自身を除く): 351843824

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 113, 118, 152, 157, 226, 236, 304, 314, 452, 472, 628, 904, 944, 1121, 1256, 1808, 2147, 2242, 2512, 2983, 4294, 4484, 5966, 6667, 8588, 8968, 9263, 11932, 13334, 17176, 17741, 17936, 18526, 23864, 26668, 34352, 35482, 37052, 47728, 53336, 70964, 74104, 106672, 126673, 141928, 148208, 175997, 253346, 283856, 337079, 351994, 506692, 674158, 703988, 1013384, 1046719, 1348316, 1407976, 2026768, 2093438, 2696632, 2815952, 4186876, 5393264, 8373752, 16747504, 19887661, 39775322, 79550644, 159101288, 318202576]

約数ペア:

[(1, 318202576), (2, 159101288), (4, 79550644), (8, 39775322), (16, 19887661), (19, 16747504), (38, 8373752), (59, 5393264), (76, 4186876), (113, 2815952), (118, 2696632), (152, 2093438), (157, 2026768), (226, 1407976), (236, 1348316), (304, 1046719), (314, 1013384), (452, 703988), (472, 674158), (628, 506692), (904, 351994), (944, 337079), (1121, 283856), (1256, 253346), (1808, 175997), (2147, 148208), (2242, 141928), (2512, 126673), (2983, 106672), (4294, 74104), (4484, 70964), (5966, 53336), (6667, 47728), (8588, 37052), (8968, 35482), (9263, 34352), (11932, 26668), (13334, 23864), (17176, 18526), (17741, 17936)]