458521000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2113}}^1$

素因数の和:2172

約数の個数: 128

約数和(自身を含む): 1266370560

約数和(自身を除く): 807849560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 434, 500, 620, 700, 775, 868, 875, 1000, 1085, 1240, 1400, 1550, 1736, 1750, 2113, 2170, 3100, 3500, 3875, 4226, 4340, 5425, 6200, 7000, 7750, 8452, 8680, 10565, 10850, 14791, 15500, 16904, 21130, 21700, 27125, 29582, 31000, 42260, 43400, 52825, 54250, 59164, 65503, 73955, 84520, 105650, 108500, 118328, 131006, 147910, 211300, 217000, 262012, 264125, 295820, 327515, 369775, 422600, 458521, 524024, 528250, 591640, 655030, 739550, 917042, 1056500, 1310060, 1479100, 1637575, 1834084, 1848875, 2113000, 2292605, 2620120, 2958200, 3275150, 3668168, 3697750, 4585210, 6550300, 7395500, 8187875, 9170420, 11463025, 13100600, 14791000, 16375750, 18340840, 22926050, 32751500, 45852100, 57315125, 65503000, 91704200, 114630250, 229260500, 458521000]

約数ペア:

[(1, 458521000), (2, 229260500), (4, 114630250), (5, 91704200), (7, 65503000), (8, 57315125), (10, 45852100), (14, 32751500), (20, 22926050), (25, 18340840), (28, 16375750), (31, 14791000), (35, 13100600), (40, 11463025), (50, 9170420), (56, 8187875), (62, 7395500), (70, 6550300), (100, 4585210), (124, 3697750), (125, 3668168), (140, 3275150), (155, 2958200), (175, 2620120), (200, 2292605), (217, 2113000), (248, 1848875), (250, 1834084), (280, 1637575), (310, 1479100), (350, 1310060), (434, 1056500), (500, 917042), (620, 739550), (700, 655030), (775, 591640), (868, 528250), (875, 524024), (1000, 458521), (1085, 422600), (1240, 369775), (1400, 327515), (1550, 295820), (1736, 264125), (1750, 262012), (2113, 217000), (2170, 211300), (3100, 147910), (3500, 131006), (3875, 118328), (4226, 108500), (4340, 105650), (5425, 84520), (6200, 73955), (7000, 65503), (7750, 59164), (8452, 54250), (8680, 52825), (10565, 43400), (10850, 42260), (14791, 31000), (15500, 29582), (16904, 27125), (21130, 21700)]