478653750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 120

約数和(自身を含む): 1309005984

約数和(自身を除く): 830352234

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 157, 225, 250, 271, 314, 375, 450, 471, 542, 625, 750, 785, 813, 942, 1125, 1250, 1355, 1413, 1570, 1626, 1875, 2250, 2355, 2439, 2710, 2826, 3750, 3925, 4065, 4710, 4878, 5625, 6775, 7065, 7850, 8130, 11250, 11775, 12195, 13550, 14130, 19625, 20325, 23550, 24390, 33875, 35325, 39250, 40650, 42547, 58875, 60975, 67750, 70650, 85094, 98125, 101625, 117750, 121950, 127641, 169375, 176625, 196250, 203250, 212735, 255282, 294375, 304875, 338750, 353250, 382923, 425470, 508125, 588750, 609750, 638205, 765846, 883125, 1016250, 1063675, 1276410, 1524375, 1766250, 1914615, 2127350, 3048750, 3191025, 3829230, 5318375, 6382050, 9573075, 10636750, 15955125, 19146150, 26591875, 31910250, 47865375, 53183750, 79775625, 95730750, 159551250, 239326875, 478653750]

約数ペア:

[(1, 478653750), (2, 239326875), (3, 159551250), (5, 95730750), (6, 79775625), (9, 53183750), (10, 47865375), (15, 31910250), (18, 26591875), (25, 19146150), (30, 15955125), (45, 10636750), (50, 9573075), (75, 6382050), (90, 5318375), (125, 3829230), (150, 3191025), (157, 3048750), (225, 2127350), (250, 1914615), (271, 1766250), (314, 1524375), (375, 1276410), (450, 1063675), (471, 1016250), (542, 883125), (625, 765846), (750, 638205), (785, 609750), (813, 588750), (942, 508125), (1125, 425470), (1250, 382923), (1355, 353250), (1413, 338750), (1570, 304875), (1626, 294375), (1875, 255282), (2250, 212735), (2355, 203250), (2439, 196250), (2710, 176625), (2826, 169375), (3750, 127641), (3925, 121950), (4065, 117750), (4710, 101625), (4878, 98125), (5625, 85094), (6775, 70650), (7065, 67750), (7850, 60975), (8130, 58875), (11250, 42547), (11775, 40650), (12195, 39250), (13550, 35325), (14130, 33875), (19625, 24390), (20325, 23550)]