21005679600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{35797}}^1$

素因数の和:35984

約数の個数: 180

約数和(自身を含む): 73344803896

約数和(自身を除く): 52339124296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 163, 180, 200, 225, 240, 300, 326, 360, 400, 450, 489, 600, 652, 720, 815, 900, 978, 1200, 1304, 1467, 1630, 1800, 1956, 2445, 2608, 2934, 3260, 3600, 3912, 4075, 4890, 5868, 6520, 7335, 7824, 8150, 9780, 11736, 12225, 13040, 14670, 16300, 19560, 23472, 24450, 29340, 32600, 35797, 36675, 39120, 48900, 58680, 65200, 71594, 73350, 97800, 107391, 117360, 143188, 146700, 178985, 195600, 214782, 286376, 293400, 322173, 357970, 429564, 536955, 572752, 586800, 644346, 715940, 859128, 894925, 1073910, 1288692, 1431880, 1610865, 1718256, 1789850, 2147820, 2577384, 2684775, 2863760, 3221730, 3579700, 4295640, 5154768, 5369550, 5834911, 6443460, 7159400, 8054325, 8591280, 10739100, 11669822, 12886920, 14318800, 16108650, 17504733, 21478200, 23339644, 25773840, 29174555, 32217300, 35009466, 42956400, 46679288, 52514199, 58349110, 64434600, 70018932, 87523665, 93358576, 105028398, 116698220, 128869200, 140037864, 145872775, 175047330, 210056796, 233396440, 262570995, 280075728, 291745550, 350094660, 420113592, 437618325, 466792880, 525141990, 583491100, 700189320, 840227184, 875236650, 1050283980, 1166982200, 1312854975, 1400378640, 1750473300, 2100567960, 2333964400, 2625709950, 3500946600, 4201135920, 5251419900, 7001893200, 10502839800, 21005679600]

約数ペア:

[(1, 21005679600), (2, 10502839800), (3, 7001893200), (4, 5251419900), (5, 4201135920), (6, 3500946600), (8, 2625709950), (9, 2333964400), (10, 2100567960), (12, 1750473300), (15, 1400378640), (16, 1312854975), (18, 1166982200), (20, 1050283980), (24, 875236650), (25, 840227184), (30, 700189320), (36, 583491100), (40, 525141990), (45, 466792880), (48, 437618325), (50, 420113592), (60, 350094660), (72, 291745550), (75, 280075728), (80, 262570995), (90, 233396440), (100, 210056796), (120, 175047330), (144, 145872775), (150, 140037864), (163, 128869200), (180, 116698220), (200, 105028398), (225, 93358576), (240, 87523665), (300, 70018932), (326, 64434600), (360, 58349110), (400, 52514199), (450, 46679288), (489, 42956400), (600, 35009466), (652, 32217300), (720, 29174555), (815, 25773840), (900, 23339644), (978, 21478200), (1200, 17504733), (1304, 16108650), (1467, 14318800), (1630, 12886920), (1800, 11669822), (1956, 10739100), (2445, 8591280), (2608, 8054325), (2934, 7159400), (3260, 6443460), (3600, 5834911), (3912, 5369550), (4075, 5154768), (4890, 4295640), (5868, 3579700), (6520, 3221730), (7335, 2863760), (7824, 2684775), (8150, 2577384), (9780, 2147820), (11736, 1789850), (12225, 1718256), (13040, 1610865), (14670, 1431880), (16300, 1288692), (19560, 1073910), (23472, 894925), (24450, 859128), (29340, 715940), (32600, 644346), (35797, 586800), (36675, 572752), (39120, 536955), (48900, 429564), (58680, 357970), (65200, 322173), (71594, 293400), (73350, 286376), (97800, 214782), (107391, 195600), (117360, 178985), (143188, 146700)]