253311240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23197}}^1$

素因数の和:23231

約数の個数: 128

約数和(自身を含む): 935343360

約数和(自身を除く): 682032120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 23197, 46394, 69591, 92788, 115985, 139182, 162379, 185576, 231970, 278364, 301561, 324758, 347955, 463940, 487137, 556728, 603122, 649516, 695910, 811895, 904683, 927880, 974274, 1206244, 1299032, 1391820, 1507805, 1623790, 1809366, 1948548, 2110927, 2412488, 2435685, 2783640, 3015610, 3247580, 3618732, 3897096, 4221854, 4523415, 4871370, 6031220, 6332781, 6495160, 7237464, 8443708, 9046830, 9742740, 10554635, 12062440, 12665562, 16887416, 18093660, 19485480, 21109270, 25331124, 31663905, 36187320, 42218540, 50662248, 63327810, 84437080, 126655620, 253311240]

約数ペア:

[(1, 253311240), (2, 126655620), (3, 84437080), (4, 63327810), (5, 50662248), (6, 42218540), (7, 36187320), (8, 31663905), (10, 25331124), (12, 21109270), (13, 19485480), (14, 18093660), (15, 16887416), (20, 12665562), (21, 12062440), (24, 10554635), (26, 9742740), (28, 9046830), (30, 8443708), (35, 7237464), (39, 6495160), (40, 6332781), (42, 6031220), (52, 4871370), (56, 4523415), (60, 4221854), (65, 3897096), (70, 3618732), (78, 3247580), (84, 3015610), (91, 2783640), (104, 2435685), (105, 2412488), (120, 2110927), (130, 1948548), (140, 1809366), (156, 1623790), (168, 1507805), (182, 1391820), (195, 1299032), (210, 1206244), (260, 974274), (273, 927880), (280, 904683), (312, 811895), (364, 695910), (390, 649516), (420, 603122), (455, 556728), (520, 487137), (546, 463940), (728, 347955), (780, 324758), (840, 301561), (910, 278364), (1092, 231970), (1365, 185576), (1560, 162379), (1820, 139182), (2184, 115985), (2730, 92788), (3640, 69591), (5460, 46394), (10920, 23197)]