178656030

素因数分解:

$2^1\times 3^8\times 5^1\times 7^1\times {\mathrm{389}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 552670560

約数和(自身を除く): 374014530

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 389, 405, 486, 567, 630, 729, 778, 810, 945, 1134, 1167, 1215, 1458, 1701, 1890, 1945, 2187, 2334, 2430, 2723, 2835, 3402, 3501, 3645, 3890, 4374, 5103, 5446, 5670, 5835, 6561, 7002, 7290, 8169, 8505, 10206, 10503, 10935, 11670, 13122, 13615, 15309, 16338, 17010, 17505, 21006, 21870, 24507, 25515, 27230, 30618, 31509, 32805, 35010, 40845, 45927, 49014, 51030, 52515, 63018, 65610, 73521, 76545, 81690, 91854, 94527, 105030, 122535, 147042, 153090, 157545, 189054, 220563, 229635, 245070, 283581, 315090, 367605, 441126, 459270, 472635, 567162, 661689, 735210, 850743, 945270, 1102815, 1323378, 1417905, 1701486, 1985067, 2205630, 2552229, 2835810, 3308445, 3970134, 4253715, 5104458, 5955201, 6616890, 8507430, 9925335, 11910402, 12761145, 17865603, 19850670, 25522290, 29776005, 35731206, 59552010, 89328015, 178656030]

約数ペア:

[(1, 178656030), (2, 89328015), (3, 59552010), (5, 35731206), (6, 29776005), (7, 25522290), (9, 19850670), (10, 17865603), (14, 12761145), (15, 11910402), (18, 9925335), (21, 8507430), (27, 6616890), (30, 5955201), (35, 5104458), (42, 4253715), (45, 3970134), (54, 3308445), (63, 2835810), (70, 2552229), (81, 2205630), (90, 1985067), (105, 1701486), (126, 1417905), (135, 1323378), (162, 1102815), (189, 945270), (210, 850743), (243, 735210), (270, 661689), (315, 567162), (378, 472635), (389, 459270), (405, 441126), (486, 367605), (567, 315090), (630, 283581), (729, 245070), (778, 229635), (810, 220563), (945, 189054), (1134, 157545), (1167, 153090), (1215, 147042), (1458, 122535), (1701, 105030), (1890, 94527), (1945, 91854), (2187, 81690), (2334, 76545), (2430, 73521), (2723, 65610), (2835, 63018), (3402, 52515), (3501, 51030), (3645, 49014), (3890, 45927), (4374, 40845), (5103, 35010), (5446, 32805), (5670, 31509), (5835, 30618), (6561, 27230), (7002, 25515), (7290, 24507), (8169, 21870), (8505, 21006), (10206, 17505), (10503, 17010), (10935, 16338), (11670, 15309), (13122, 13615)]