280858242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 652345344

約数和(自身を除く): 371487102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 157, 191, 223, 314, 382, 446, 471, 573, 669, 942, 1099, 1146, 1337, 1338, 1561, 2198, 2674, 3122, 3297, 4011, 4683, 6594, 8022, 9366, 29987, 35011, 42593, 59974, 70022, 85186, 89961, 105033, 127779, 179922, 209909, 210066, 245077, 255558, 298151, 419818, 490154, 596302, 629727, 735231, 894453, 1259454, 1470462, 1788906, 6687101, 13374202, 20061303, 40122606, 46809707, 93619414, 140429121, 280858242]

約数ペア:

[(1, 280858242), (2, 140429121), (3, 93619414), (6, 46809707), (7, 40122606), (14, 20061303), (21, 13374202), (42, 6687101), (157, 1788906), (191, 1470462), (223, 1259454), (314, 894453), (382, 735231), (446, 629727), (471, 596302), (573, 490154), (669, 419818), (942, 298151), (1099, 255558), (1146, 245077), (1337, 210066), (1338, 209909), (1561, 179922), (2198, 127779), (2674, 105033), (3122, 89961), (3297, 85186), (4011, 70022), (4683, 59974), (6594, 42593), (8022, 35011), (9366, 29987)]