491637000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{5651}}^1$

素因数の和:5704

約数の個数: 128

約数和(自身を含む): 1587081600

約数和(自身を除く): 1095444600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 125, 145, 150, 174, 200, 232, 250, 290, 300, 348, 375, 435, 500, 580, 600, 696, 725, 750, 870, 1000, 1160, 1450, 1500, 1740, 2175, 2900, 3000, 3480, 3625, 4350, 5651, 5800, 7250, 8700, 10875, 11302, 14500, 16953, 17400, 21750, 22604, 28255, 29000, 33906, 43500, 45208, 56510, 67812, 84765, 87000, 113020, 135624, 141275, 163879, 169530, 226040, 282550, 327758, 339060, 423825, 491637, 565100, 655516, 678120, 706375, 819395, 847650, 983274, 1130200, 1311032, 1412750, 1638790, 1695300, 1966548, 2119125, 2458185, 2825500, 3277580, 3390600, 3933096, 4096975, 4238250, 4916370, 5651000, 6555160, 8193950, 8476500, 9832740, 12290925, 16387900, 16953000, 19665480, 20484875, 24581850, 32775800, 40969750, 49163700, 61454625, 81939500, 98327400, 122909250, 163879000, 245818500, 491637000]

約数ペア:

[(1, 491637000), (2, 245818500), (3, 163879000), (4, 122909250), (5, 98327400), (6, 81939500), (8, 61454625), (10, 49163700), (12, 40969750), (15, 32775800), (20, 24581850), (24, 20484875), (25, 19665480), (29, 16953000), (30, 16387900), (40, 12290925), (50, 9832740), (58, 8476500), (60, 8193950), (75, 6555160), (87, 5651000), (100, 4916370), (116, 4238250), (120, 4096975), (125, 3933096), (145, 3390600), (150, 3277580), (174, 2825500), (200, 2458185), (232, 2119125), (250, 1966548), (290, 1695300), (300, 1638790), (348, 1412750), (375, 1311032), (435, 1130200), (500, 983274), (580, 847650), (600, 819395), (696, 706375), (725, 678120), (750, 655516), (870, 565100), (1000, 491637), (1160, 423825), (1450, 339060), (1500, 327758), (1740, 282550), (2175, 226040), (2900, 169530), (3000, 163879), (3480, 141275), (3625, 135624), (4350, 113020), (5651, 87000), (5800, 84765), (7250, 67812), (8700, 56510), (10875, 45208), (11302, 43500), (14500, 33906), (16953, 29000), (17400, 28255), (21750, 22604)]