21424500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{23}}^2$

素因数の和:77

約数の個数: 180

約数和(自身を含む): 73068996

約数和(自身を除く): 51644496

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 27, 30, 36, 45, 46, 50, 54, 60, 69, 75, 81, 90, 92, 100, 108, 115, 125, 135, 138, 150, 162, 180, 207, 225, 230, 250, 270, 276, 300, 324, 345, 375, 405, 414, 450, 460, 500, 529, 540, 575, 621, 675, 690, 750, 810, 828, 900, 1035, 1058, 1125, 1150, 1242, 1350, 1380, 1500, 1587, 1620, 1725, 1863, 2025, 2070, 2116, 2250, 2300, 2484, 2645, 2700, 2875, 3105, 3174, 3375, 3450, 3726, 4050, 4140, 4500, 4761, 5175, 5290, 5750, 6210, 6348, 6750, 6900, 7452, 7935, 8100, 8625, 9315, 9522, 10125, 10350, 10580, 11500, 12420, 13225, 13500, 14283, 15525, 15870, 17250, 18630, 19044, 20250, 20700, 23805, 25875, 26450, 28566, 31050, 31740, 34500, 37260, 39675, 40500, 42849, 46575, 47610, 51750, 52900, 57132, 62100, 66125, 71415, 77625, 79350, 85698, 93150, 95220, 103500, 119025, 132250, 142830, 155250, 158700, 171396, 186300, 198375, 214245, 232875, 238050, 264500, 285660, 310500, 357075, 396750, 428490, 465750, 476100, 595125, 714150, 793500, 856980, 931500, 1071225, 1190250, 1428300, 1785375, 2142450, 2380500, 3570750, 4284900, 5356125, 7141500, 10712250, 21424500]

約数ペア:

[(1, 21424500), (2, 10712250), (3, 7141500), (4, 5356125), (5, 4284900), (6, 3570750), (9, 2380500), (10, 2142450), (12, 1785375), (15, 1428300), (18, 1190250), (20, 1071225), (23, 931500), (25, 856980), (27, 793500), (30, 714150), (36, 595125), (45, 476100), (46, 465750), (50, 428490), (54, 396750), (60, 357075), (69, 310500), (75, 285660), (81, 264500), (90, 238050), (92, 232875), (100, 214245), (108, 198375), (115, 186300), (125, 171396), (135, 158700), (138, 155250), (150, 142830), (162, 132250), (180, 119025), (207, 103500), (225, 95220), (230, 93150), (250, 85698), (270, 79350), (276, 77625), (300, 71415), (324, 66125), (345, 62100), (375, 57132), (405, 52900), (414, 51750), (450, 47610), (460, 46575), (500, 42849), (529, 40500), (540, 39675), (575, 37260), (621, 34500), (675, 31740), (690, 31050), (750, 28566), (810, 26450), (828, 25875), (900, 23805), (1035, 20700), (1058, 20250), (1125, 19044), (1150, 18630), (1242, 17250), (1350, 15870), (1380, 15525), (1500, 14283), (1587, 13500), (1620, 13225), (1725, 12420), (1863, 11500), (2025, 10580), (2070, 10350), (2116, 10125), (2250, 9522), (2300, 9315), (2484, 8625), (2645, 8100), (2700, 7935), (2875, 7452), (3105, 6900), (3174, 6750), (3375, 6348), (3450, 6210), (3726, 5750), (4050, 5290), (4140, 5175), (4500, 4761)]