201555180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 647232768

約数和(自身を除く): 445677588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 41, 45, 60, 62, 82, 90, 93, 123, 124, 155, 164, 180, 186, 205, 246, 279, 310, 369, 372, 410, 465, 492, 558, 615, 620, 738, 820, 881, 930, 1116, 1230, 1271, 1395, 1476, 1762, 1845, 1860, 2460, 2542, 2643, 2790, 3524, 3690, 3813, 4405, 5084, 5286, 5580, 6355, 7380, 7626, 7929, 8810, 10572, 11439, 12710, 13215, 15252, 15858, 17620, 19065, 22878, 25420, 26430, 27311, 31716, 36121, 38130, 39645, 45756, 52860, 54622, 57195, 72242, 76260, 79290, 81933, 108363, 109244, 114390, 136555, 144484, 158580, 163866, 180605, 216726, 228780, 245799, 273110, 325089, 327732, 361210, 409665, 433452, 491598, 541815, 546220, 650178, 722420, 819330, 983196, 1083630, 1119751, 1228995, 1300356, 1625445, 1638660, 2167260, 2239502, 2457990, 3250890, 3359253, 4479004, 4915980, 5598755, 6501780, 6718506, 10077759, 11197510, 13437012, 16796265, 20155518, 22395020, 33592530, 40311036, 50388795, 67185060, 100777590, 201555180]

約数ペア:

[(1, 201555180), (2, 100777590), (3, 67185060), (4, 50388795), (5, 40311036), (6, 33592530), (9, 22395020), (10, 20155518), (12, 16796265), (15, 13437012), (18, 11197510), (20, 10077759), (30, 6718506), (31, 6501780), (36, 5598755), (41, 4915980), (45, 4479004), (60, 3359253), (62, 3250890), (82, 2457990), (90, 2239502), (93, 2167260), (123, 1638660), (124, 1625445), (155, 1300356), (164, 1228995), (180, 1119751), (186, 1083630), (205, 983196), (246, 819330), (279, 722420), (310, 650178), (369, 546220), (372, 541815), (410, 491598), (465, 433452), (492, 409665), (558, 361210), (615, 327732), (620, 325089), (738, 273110), (820, 245799), (881, 228780), (930, 216726), (1116, 180605), (1230, 163866), (1271, 158580), (1395, 144484), (1476, 136555), (1762, 114390), (1845, 109244), (1860, 108363), (2460, 81933), (2542, 79290), (2643, 76260), (2790, 72242), (3524, 57195), (3690, 54622), (3813, 52860), (4405, 45756), (5084, 39645), (5286, 38130), (5580, 36121), (6355, 31716), (7380, 27311), (7626, 26430), (7929, 25420), (8810, 22878), (10572, 19065), (11439, 17620), (12710, 15858), (13215, 15252)]