21000337500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{227}}^1\times {\mathrm{2467}}^1$

素因数の和:2726

約数の個数: 144

約数和(自身を含む): 61541811072

約数和(自身を除く): 40541473572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 227, 250, 300, 375, 454, 500, 625, 681, 750, 908, 1135, 1250, 1362, 1500, 1875, 2270, 2467, 2500, 2724, 3125, 3405, 3750, 4540, 4934, 5675, 6250, 6810, 7401, 7500, 9375, 9868, 11350, 12335, 12500, 13620, 14802, 17025, 18750, 22700, 24670, 28375, 29604, 34050, 37005, 37500, 49340, 56750, 61675, 68100, 74010, 85125, 113500, 123350, 141875, 148020, 170250, 185025, 246700, 283750, 308375, 340500, 370050, 425625, 560009, 567500, 616750, 709375, 740100, 851250, 925125, 1120018, 1233500, 1418750, 1541875, 1680027, 1702500, 1850250, 2128125, 2240036, 2800045, 2837500, 3083750, 3360054, 3700500, 4256250, 4625625, 5600090, 6167500, 6720108, 7709375, 8400135, 8512500, 9251250, 11200180, 14000225, 15418750, 16800270, 18502500, 23128125, 28000450, 30837500, 33600540, 42000675, 46256250, 56000900, 70001125, 84001350, 92512500, 140002250, 168002700, 210003375, 280004500, 350005625, 420006750, 700011250, 840013500, 1050016875, 1400022500, 1750028125, 2100033750, 3500056250, 4200067500, 5250084375, 7000112500, 10500168750, 21000337500]

約数ペア:

[(1, 21000337500), (2, 10500168750), (3, 7000112500), (4, 5250084375), (5, 4200067500), (6, 3500056250), (10, 2100033750), (12, 1750028125), (15, 1400022500), (20, 1050016875), (25, 840013500), (30, 700011250), (50, 420006750), (60, 350005625), (75, 280004500), (100, 210003375), (125, 168002700), (150, 140002250), (227, 92512500), (250, 84001350), (300, 70001125), (375, 56000900), (454, 46256250), (500, 42000675), (625, 33600540), (681, 30837500), (750, 28000450), (908, 23128125), (1135, 18502500), (1250, 16800270), (1362, 15418750), (1500, 14000225), (1875, 11200180), (2270, 9251250), (2467, 8512500), (2500, 8400135), (2724, 7709375), (3125, 6720108), (3405, 6167500), (3750, 5600090), (4540, 4625625), (4934, 4256250), (5675, 3700500), (6250, 3360054), (6810, 3083750), (7401, 2837500), (7500, 2800045), (9375, 2240036), (9868, 2128125), (11350, 1850250), (12335, 1702500), (12500, 1680027), (13620, 1541875), (14802, 1418750), (17025, 1233500), (18750, 1120018), (22700, 925125), (24670, 851250), (28375, 740100), (29604, 709375), (34050, 616750), (37005, 567500), (37500, 560009), (49340, 425625), (56750, 370050), (61675, 340500), (68100, 308375), (74010, 283750), (85125, 246700), (113500, 185025), (123350, 170250), (141875, 148020)]