1280731800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{31859}}^1$

素因数の和:31945

約数の個数: 96

約数和(自身を含む): 4029652800

約数和(自身を除く): 2748921000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 67, 75, 100, 120, 134, 150, 200, 201, 268, 300, 335, 402, 536, 600, 670, 804, 1005, 1340, 1608, 1675, 2010, 2680, 3350, 4020, 5025, 6700, 8040, 10050, 13400, 20100, 31859, 40200, 63718, 95577, 127436, 159295, 191154, 254872, 318590, 382308, 477885, 637180, 764616, 796475, 955770, 1274360, 1592950, 1911540, 2134553, 2389425, 3185900, 3823080, 4269106, 4778850, 6371800, 6403659, 8538212, 9557700, 10672765, 12807318, 17076424, 19115400, 21345530, 25614636, 32018295, 42691060, 51229272, 53363825, 64036590, 85382120, 106727650, 128073180, 160091475, 213455300, 256146360, 320182950, 426910600, 640365900, 1280731800]

約数ペア:

[(1, 1280731800), (2, 640365900), (3, 426910600), (4, 320182950), (5, 256146360), (6, 213455300), (8, 160091475), (10, 128073180), (12, 106727650), (15, 85382120), (20, 64036590), (24, 53363825), (25, 51229272), (30, 42691060), (40, 32018295), (50, 25614636), (60, 21345530), (67, 19115400), (75, 17076424), (100, 12807318), (120, 10672765), (134, 9557700), (150, 8538212), (200, 6403659), (201, 6371800), (268, 4778850), (300, 4269106), (335, 3823080), (402, 3185900), (536, 2389425), (600, 2134553), (670, 1911540), (804, 1592950), (1005, 1274360), (1340, 955770), (1608, 796475), (1675, 764616), (2010, 637180), (2680, 477885), (3350, 382308), (4020, 318590), (5025, 254872), (6700, 191154), (8040, 159295), (10050, 127436), (13400, 95577), (20100, 63718), (31859, 40200)]