21475498200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{161957}}^1$

素因数の和:162006

約数の個数: 192

約数和(自身を含む): 75912953760

約数和(自身を除く): 54437455560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 130, 136, 150, 156, 170, 195, 200, 204, 221, 255, 260, 300, 312, 325, 340, 390, 408, 425, 442, 510, 520, 600, 650, 663, 680, 780, 850, 884, 975, 1020, 1105, 1275, 1300, 1326, 1560, 1700, 1768, 1950, 2040, 2210, 2550, 2600, 2652, 3315, 3400, 3900, 4420, 5100, 5304, 5525, 6630, 7800, 8840, 10200, 11050, 13260, 16575, 22100, 26520, 33150, 44200, 66300, 132600, 161957, 323914, 485871, 647828, 809785, 971742, 1295656, 1619570, 1943484, 2105441, 2429355, 2753269, 3239140, 3886968, 4048925, 4210882, 4858710, 5506538, 6316323, 6478280, 8097850, 8259807, 8421764, 9717420, 10527205, 11013076, 12146775, 12632646, 13766345, 16195700, 16519614, 16843528, 19434840, 21054410, 22026152, 24293550, 25265292, 27532690, 31581615, 32391400, 33039228, 35792497, 41299035, 42108820, 48587100, 50530584, 52636025, 55065380, 63163230, 66078456, 68831725, 71584994, 82598070, 84217640, 97174200, 105272050, 107377491, 110130760, 126326460, 137663450, 143169988, 157908075, 165196140, 178962485, 206495175, 210544100, 214754982, 252652920, 275326900, 286339976, 315816150, 330392280, 357924970, 412990350, 421088200, 429509964, 536887455, 550653800, 631632300, 715849940, 825980700, 859019928, 894812425, 1073774910, 1263264600, 1431699880, 1651961400, 1789624850, 2147549820, 2684437275, 3579249700, 4295099640, 5368874550, 7158499400, 10737749100, 21475498200]

約数ペア:

[(1, 21475498200), (2, 10737749100), (3, 7158499400), (4, 5368874550), (5, 4295099640), (6, 3579249700), (8, 2684437275), (10, 2147549820), (12, 1789624850), (13, 1651961400), (15, 1431699880), (17, 1263264600), (20, 1073774910), (24, 894812425), (25, 859019928), (26, 825980700), (30, 715849940), (34, 631632300), (39, 550653800), (40, 536887455), (50, 429509964), (51, 421088200), (52, 412990350), (60, 357924970), (65, 330392280), (68, 315816150), (75, 286339976), (78, 275326900), (85, 252652920), (100, 214754982), (102, 210544100), (104, 206495175), (120, 178962485), (130, 165196140), (136, 157908075), (150, 143169988), (156, 137663450), (170, 126326460), (195, 110130760), (200, 107377491), (204, 105272050), (221, 97174200), (255, 84217640), (260, 82598070), (300, 71584994), (312, 68831725), (325, 66078456), (340, 63163230), (390, 55065380), (408, 52636025), (425, 50530584), (442, 48587100), (510, 42108820), (520, 41299035), (600, 35792497), (650, 33039228), (663, 32391400), (680, 31581615), (780, 27532690), (850, 25265292), (884, 24293550), (975, 22026152), (1020, 21054410), (1105, 19434840), (1275, 16843528), (1300, 16519614), (1326, 16195700), (1560, 13766345), (1700, 12632646), (1768, 12146775), (1950, 11013076), (2040, 10527205), (2210, 9717420), (2550, 8421764), (2600, 8259807), (2652, 8097850), (3315, 6478280), (3400, 6316323), (3900, 5506538), (4420, 4858710), (5100, 4210882), (5304, 4048925), (5525, 3886968), (6630, 3239140), (7800, 2753269), (8840, 2429355), (10200, 2105441), (11050, 1943484), (13260, 1619570), (16575, 1295656), (22100, 971742), (26520, 809785), (33150, 647828), (44200, 485871), (66300, 323914), (132600, 161957)]