320183500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 892329984

約数和(自身を除く): 572146484

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 125, 130, 140, 155, 175, 182, 217, 227, 250, 260, 310, 325, 350, 364, 403, 434, 454, 455, 500, 620, 650, 700, 775, 806, 868, 875, 908, 910, 1085, 1135, 1300, 1550, 1589, 1612, 1625, 1750, 1820, 2015, 2170, 2270, 2275, 2821, 2951, 3100, 3178, 3250, 3500, 3875, 4030, 4340, 4540, 4550, 5425, 5642, 5675, 5902, 6356, 6500, 7037, 7750, 7945, 8060, 9100, 10075, 10850, 11284, 11350, 11375, 11804, 14074, 14105, 14755, 15500, 15890, 20150, 20657, 21700, 22700, 22750, 27125, 28148, 28210, 28375, 29510, 31780, 35185, 39725, 40300, 41314, 45500, 49259, 50375, 54250, 56420, 56750, 59020, 70370, 70525, 73775, 79450, 82628, 91481, 98518, 100750, 103285, 108500, 113500, 140740, 141050, 147550, 158900, 175925, 182962, 197036, 198625, 201500, 206570, 246295, 282100, 295100, 351850, 352625, 365924, 368875, 397250, 413140, 457405, 492590, 516425, 640367, 703700, 705250, 737750, 794500, 879625, 914810, 985180, 1032850, 1231475, 1280734, 1410500, 1475500, 1759250, 1829620, 2065700, 2287025, 2462950, 2561468, 2582125, 3201835, 3518500, 4574050, 4925900, 5164250, 6157375, 6403670, 9148100, 10328500, 11435125, 12314750, 12807340, 16009175, 22870250, 24629500, 32018350, 45740500, 64036700, 80045875, 160091750, 320183500]

約数ペア:

[(1, 320183500), (2, 160091750), (4, 80045875), (5, 64036700), (7, 45740500), (10, 32018350), (13, 24629500), (14, 22870250), (20, 16009175), (25, 12807340), (26, 12314750), (28, 11435125), (31, 10328500), (35, 9148100), (50, 6403670), (52, 6157375), (62, 5164250), (65, 4925900), (70, 4574050), (91, 3518500), (100, 3201835), (124, 2582125), (125, 2561468), (130, 2462950), (140, 2287025), (155, 2065700), (175, 1829620), (182, 1759250), (217, 1475500), (227, 1410500), (250, 1280734), (260, 1231475), (310, 1032850), (325, 985180), (350, 914810), (364, 879625), (403, 794500), (434, 737750), (454, 705250), (455, 703700), (500, 640367), (620, 516425), (650, 492590), (700, 457405), (775, 413140), (806, 397250), (868, 368875), (875, 365924), (908, 352625), (910, 351850), (1085, 295100), (1135, 282100), (1300, 246295), (1550, 206570), (1589, 201500), (1612, 198625), (1625, 197036), (1750, 182962), (1820, 175925), (2015, 158900), (2170, 147550), (2270, 141050), (2275, 140740), (2821, 113500), (2951, 108500), (3100, 103285), (3178, 100750), (3250, 98518), (3500, 91481), (3875, 82628), (4030, 79450), (4340, 73775), (4540, 70525), (4550, 70370), (5425, 59020), (5642, 56750), (5675, 56420), (5902, 54250), (6356, 50375), (6500, 49259), (7037, 45500), (7750, 41314), (7945, 40300), (8060, 39725), (9100, 35185), (10075, 31780), (10850, 29510), (11284, 28375), (11350, 28210), (11375, 28148), (11804, 27125), (14074, 22750), (14105, 22700), (14755, 21700), (15500, 20657), (15890, 20150)]