284248020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{887}}^1$

素因数の和:1022

約数の個数: 144

約数和(自身を含む): 935383680

約数和(自身を除く): 651135660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 109, 140, 147, 196, 210, 218, 245, 294, 327, 420, 436, 490, 545, 588, 654, 735, 763, 887, 980, 1090, 1308, 1470, 1526, 1635, 1774, 2180, 2289, 2661, 2940, 3052, 3270, 3548, 3815, 4435, 4578, 5322, 5341, 6209, 6540, 7630, 8870, 9156, 10644, 10682, 11445, 12418, 13305, 15260, 16023, 17740, 18627, 21364, 22890, 24836, 26610, 26705, 31045, 32046, 37254, 43463, 45780, 53220, 53410, 62090, 64092, 74508, 80115, 86926, 93135, 96683, 106820, 124180, 130389, 160230, 173852, 186270, 193366, 217315, 260778, 290049, 320460, 372540, 386732, 434630, 483415, 521556, 580098, 651945, 676781, 869260, 966830, 1160196, 1303890, 1353562, 1450245, 1933660, 2030343, 2607780, 2707124, 2900490, 3383905, 4060686, 4737467, 5800980, 6767810, 8121372, 9474934, 10151715, 13535620, 14212401, 18949868, 20303430, 23687335, 28424802, 40606860, 47374670, 56849604, 71062005, 94749340, 142124010, 284248020]

約数ペア:

[(1, 284248020), (2, 142124010), (3, 94749340), (4, 71062005), (5, 56849604), (6, 47374670), (7, 40606860), (10, 28424802), (12, 23687335), (14, 20303430), (15, 18949868), (20, 14212401), (21, 13535620), (28, 10151715), (30, 9474934), (35, 8121372), (42, 6767810), (49, 5800980), (60, 4737467), (70, 4060686), (84, 3383905), (98, 2900490), (105, 2707124), (109, 2607780), (140, 2030343), (147, 1933660), (196, 1450245), (210, 1353562), (218, 1303890), (245, 1160196), (294, 966830), (327, 869260), (420, 676781), (436, 651945), (490, 580098), (545, 521556), (588, 483415), (654, 434630), (735, 386732), (763, 372540), (887, 320460), (980, 290049), (1090, 260778), (1308, 217315), (1470, 193366), (1526, 186270), (1635, 173852), (1774, 160230), (2180, 130389), (2289, 124180), (2661, 106820), (2940, 96683), (3052, 93135), (3270, 86926), (3548, 80115), (3815, 74508), (4435, 64092), (4578, 62090), (5322, 53410), (5341, 53220), (6209, 45780), (6540, 43463), (7630, 37254), (8870, 32046), (9156, 31045), (10644, 26705), (10682, 26610), (11445, 24836), (12418, 22890), (13305, 21364), (15260, 18627), (16023, 17740)]