253968120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3251}}^1$

素因数の和:3306

約数の個数: 192

約数和(自身を含む): 974039040

約数和(自身を除く): 720070920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3251, 3255, 3720, 3906, 4340, 5208, 5580, 6502, 6510, 7812, 8680, 9753, 9765, 11160, 13004, 13020, 15624, 16255, 19506, 19530, 22757, 26008, 26040, 29259, 32510, 39012, 39060, 45514, 48765, 58518, 65020, 68271, 78024, 78120, 91028, 97530, 100781, 113785, 117036, 130040, 136542, 146295, 182056, 195060, 201562, 204813, 227570, 234072, 273084, 292590, 302343, 341355, 390120, 403124, 409626, 455140, 503905, 546168, 585180, 604686, 682710, 705467, 806248, 819252, 907029, 910280, 1007810, 1024065, 1170360, 1209372, 1365420, 1410934, 1511715, 1638504, 1814058, 2015620, 2048130, 2116401, 2418744, 2730840, 2821868, 3023430, 3527335, 3628116, 4031240, 4096260, 4232802, 4535145, 5643736, 6046860, 6349203, 7054670, 7256232, 8192520, 8465604, 9070290, 10582005, 12093720, 12698406, 14109340, 16931208, 18140580, 21164010, 25396812, 28218680, 31746015, 36281160, 42328020, 50793624, 63492030, 84656040, 126984060, 253968120]

約数ペア:

[(1, 253968120), (2, 126984060), (3, 84656040), (4, 63492030), (5, 50793624), (6, 42328020), (7, 36281160), (8, 31746015), (9, 28218680), (10, 25396812), (12, 21164010), (14, 18140580), (15, 16931208), (18, 14109340), (20, 12698406), (21, 12093720), (24, 10582005), (28, 9070290), (30, 8465604), (31, 8192520), (35, 7256232), (36, 7054670), (40, 6349203), (42, 6046860), (45, 5643736), (56, 4535145), (60, 4232802), (62, 4096260), (63, 4031240), (70, 3628116), (72, 3527335), (84, 3023430), (90, 2821868), (93, 2730840), (105, 2418744), (120, 2116401), (124, 2048130), (126, 2015620), (140, 1814058), (155, 1638504), (168, 1511715), (180, 1410934), (186, 1365420), (210, 1209372), (217, 1170360), (248, 1024065), (252, 1007810), (279, 910280), (280, 907029), (310, 819252), (315, 806248), (360, 705467), (372, 682710), (420, 604686), (434, 585180), (465, 546168), (504, 503905), (558, 455140), (620, 409626), (630, 403124), (651, 390120), (744, 341355), (840, 302343), (868, 292590), (930, 273084), (1085, 234072), (1116, 227570), (1240, 204813), (1260, 201562), (1302, 195060), (1395, 182056), (1736, 146295), (1860, 136542), (1953, 130040), (2170, 117036), (2232, 113785), (2520, 100781), (2604, 97530), (2790, 91028), (3251, 78120), (3255, 78024), (3720, 68271), (3906, 65020), (4340, 58518), (5208, 48765), (5580, 45514), (6502, 39060), (6510, 39012), (7812, 32510), (8680, 29259), (9753, 26040), (9765, 26008), (11160, 22757), (13004, 19530), (13020, 19506), (15624, 16255)]