200910720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:680

約数の個数: 128

約数和(自身を含む): 644436000

約数和(自身を除く): 443525280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 269, 320, 384, 389, 480, 538, 640, 778, 807, 960, 1076, 1167, 1345, 1556, 1614, 1920, 1945, 2152, 2334, 2690, 3112, 3228, 3890, 4035, 4304, 4668, 5380, 5835, 6224, 6456, 7780, 8070, 8608, 9336, 10760, 11670, 12448, 12912, 15560, 16140, 17216, 18672, 21520, 23340, 24896, 25824, 31120, 32280, 34432, 37344, 43040, 46680, 49792, 51648, 62240, 64560, 74688, 86080, 93360, 103296, 104641, 124480, 129120, 149376, 172160, 186720, 209282, 248960, 258240, 313923, 373440, 418564, 516480, 523205, 627846, 746880, 837128, 1046410, 1255692, 1569615, 1674256, 2092820, 2511384, 3139230, 3348512, 4185640, 5022768, 6278460, 6697024, 8371280, 10045536, 12556920, 13394048, 16742560, 20091072, 25113840, 33485120, 40182144, 50227680, 66970240, 100455360, 200910720]

約数ペア:

[(1, 200910720), (2, 100455360), (3, 66970240), (4, 50227680), (5, 40182144), (6, 33485120), (8, 25113840), (10, 20091072), (12, 16742560), (15, 13394048), (16, 12556920), (20, 10045536), (24, 8371280), (30, 6697024), (32, 6278460), (40, 5022768), (48, 4185640), (60, 3348512), (64, 3139230), (80, 2511384), (96, 2092820), (120, 1674256), (128, 1569615), (160, 1255692), (192, 1046410), (240, 837128), (269, 746880), (320, 627846), (384, 523205), (389, 516480), (480, 418564), (538, 373440), (640, 313923), (778, 258240), (807, 248960), (960, 209282), (1076, 186720), (1167, 172160), (1345, 149376), (1556, 129120), (1614, 124480), (1920, 104641), (1945, 103296), (2152, 93360), (2334, 86080), (2690, 74688), (3112, 64560), (3228, 62240), (3890, 51648), (4035, 49792), (4304, 46680), (4668, 43040), (5380, 37344), (5835, 34432), (6224, 32280), (6456, 31120), (7780, 25824), (8070, 24896), (8608, 23340), (9336, 21520), (10760, 18672), (11670, 17216), (12448, 16140), (12912, 15560)]