81836400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1451}}^1$

素因数の和:1519

約数の個数: 120

約数和(自身を含む): 267911424

約数和(自身を除く): 186075024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 47, 48, 50, 60, 75, 80, 94, 100, 120, 141, 150, 188, 200, 235, 240, 282, 300, 376, 400, 470, 564, 600, 705, 752, 940, 1128, 1175, 1200, 1410, 1451, 1880, 2256, 2350, 2820, 2902, 3525, 3760, 4353, 4700, 5640, 5804, 7050, 7255, 8706, 9400, 11280, 11608, 14100, 14510, 17412, 18800, 21765, 23216, 28200, 29020, 34824, 36275, 43530, 56400, 58040, 68197, 69648, 72550, 87060, 108825, 116080, 136394, 145100, 174120, 204591, 217650, 272788, 290200, 340985, 348240, 409182, 435300, 545576, 580400, 681970, 818364, 870600, 1022955, 1091152, 1363940, 1636728, 1704925, 1741200, 2045910, 2727880, 3273456, 3409850, 4091820, 5114775, 5455760, 6819700, 8183640, 10229550, 13639400, 16367280, 20459100, 27278800, 40918200, 81836400]

約数ペア:

[(1, 81836400), (2, 40918200), (3, 27278800), (4, 20459100), (5, 16367280), (6, 13639400), (8, 10229550), (10, 8183640), (12, 6819700), (15, 5455760), (16, 5114775), (20, 4091820), (24, 3409850), (25, 3273456), (30, 2727880), (40, 2045910), (47, 1741200), (48, 1704925), (50, 1636728), (60, 1363940), (75, 1091152), (80, 1022955), (94, 870600), (100, 818364), (120, 681970), (141, 580400), (150, 545576), (188, 435300), (200, 409182), (235, 348240), (240, 340985), (282, 290200), (300, 272788), (376, 217650), (400, 204591), (470, 174120), (564, 145100), (600, 136394), (705, 116080), (752, 108825), (940, 87060), (1128, 72550), (1175, 69648), (1200, 68197), (1410, 58040), (1451, 56400), (1880, 43530), (2256, 36275), (2350, 34824), (2820, 29020), (2902, 28200), (3525, 23216), (3760, 21765), (4353, 18800), (4700, 17412), (5640, 14510), (5804, 14100), (7050, 11608), (7255, 11280), (8706, 9400)]