290201760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2551}}^1$

素因数の和:2651

約数の個数: 144

約数和(自身を含む): 1003242240

約数和(自身を除く): 713040480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1440, 1580, 1896, 2370, 2528, 2551, 2844, 3160, 3555, 3792, 4740, 5102, 5688, 6320, 7110, 7584, 7653, 9480, 10204, 11376, 12640, 12755, 14220, 15306, 18960, 20408, 22752, 22959, 25510, 28440, 30612, 37920, 38265, 40816, 45918, 51020, 56880, 61224, 76530, 81632, 91836, 102040, 113760, 114795, 122448, 153060, 183672, 201529, 204080, 229590, 244896, 306120, 367344, 403058, 408160, 459180, 604587, 612240, 734688, 806116, 918360, 1007645, 1209174, 1224480, 1612232, 1813761, 1836720, 2015290, 2418348, 3022935, 3224464, 3627522, 3673440, 4030580, 4836696, 6045870, 6448928, 7255044, 8061160, 9068805, 9673392, 12091740, 14510088, 16122320, 18137610, 19346784, 24183480, 29020176, 32244640, 36275220, 48366960, 58040352, 72550440, 96733920, 145100880, 290201760]

約数ペア:

[(1, 290201760), (2, 145100880), (3, 96733920), (4, 72550440), (5, 58040352), (6, 48366960), (8, 36275220), (9, 32244640), (10, 29020176), (12, 24183480), (15, 19346784), (16, 18137610), (18, 16122320), (20, 14510088), (24, 12091740), (30, 9673392), (32, 9068805), (36, 8061160), (40, 7255044), (45, 6448928), (48, 6045870), (60, 4836696), (72, 4030580), (79, 3673440), (80, 3627522), (90, 3224464), (96, 3022935), (120, 2418348), (144, 2015290), (158, 1836720), (160, 1813761), (180, 1612232), (237, 1224480), (240, 1209174), (288, 1007645), (316, 918360), (360, 806116), (395, 734688), (474, 612240), (480, 604587), (632, 459180), (711, 408160), (720, 403058), (790, 367344), (948, 306120), (1185, 244896), (1264, 229590), (1422, 204080), (1440, 201529), (1580, 183672), (1896, 153060), (2370, 122448), (2528, 114795), (2551, 113760), (2844, 102040), (3160, 91836), (3555, 81632), (3792, 76530), (4740, 61224), (5102, 56880), (5688, 51020), (6320, 45918), (7110, 40816), (7584, 38265), (7653, 37920), (9480, 30612), (10204, 28440), (11376, 25510), (12640, 22959), (12755, 22752), (14220, 20408), (15306, 18960)]