507993280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1338

約数の個数: 112

約数和(自身を含む): 1280160000

約数和(自身を除く): 772166720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 410, 496, 620, 656, 820, 992, 1240, 1249, 1271, 1312, 1640, 1984, 2480, 2498, 2542, 2624, 3280, 4960, 4996, 5084, 6245, 6355, 6560, 9920, 9992, 10168, 12490, 12710, 13120, 19984, 20336, 24980, 25420, 38719, 39968, 40672, 49960, 50840, 51209, 77438, 79936, 81344, 99920, 101680, 102418, 154876, 193595, 199840, 203360, 204836, 256045, 309752, 387190, 399680, 406720, 409672, 512090, 619504, 774380, 819344, 1024180, 1239008, 1548760, 1587479, 1638688, 2048360, 2478016, 3097520, 3174958, 3277376, 4096720, 6195040, 6349916, 7937395, 8193440, 12390080, 12699832, 15874790, 16386880, 25399664, 31749580, 50799328, 63499160, 101598656, 126998320, 253996640, 507993280]

約数ペア:

[(1, 507993280), (2, 253996640), (4, 126998320), (5, 101598656), (8, 63499160), (10, 50799328), (16, 31749580), (20, 25399664), (31, 16386880), (32, 15874790), (40, 12699832), (41, 12390080), (62, 8193440), (64, 7937395), (80, 6349916), (82, 6195040), (124, 4096720), (155, 3277376), (160, 3174958), (164, 3097520), (205, 2478016), (248, 2048360), (310, 1638688), (320, 1587479), (328, 1548760), (410, 1239008), (496, 1024180), (620, 819344), (656, 774380), (820, 619504), (992, 512090), (1240, 409672), (1249, 406720), (1271, 399680), (1312, 387190), (1640, 309752), (1984, 256045), (2480, 204836), (2498, 203360), (2542, 199840), (2624, 193595), (3280, 154876), (4960, 102418), (4996, 101680), (5084, 99920), (6245, 81344), (6355, 79936), (6560, 77438), (9920, 51209), (9992, 50840), (10168, 49960), (12490, 40672), (12710, 39968), (13120, 38719), (19984, 25420), (20336, 24980)]