71915640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 154521480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 60, 82, 94, 120, 123, 141, 164, 188, 205, 235, 246, 282, 311, 328, 376, 410, 470, 492, 564, 615, 622, 705, 820, 933, 940, 984, 1128, 1230, 1244, 1410, 1555, 1640, 1866, 1880, 1927, 2460, 2488, 2820, 3110, 3732, 3854, 4665, 4920, 5640, 5781, 6220, 7464, 7708, 9330, 9635, 11562, 12440, 12751, 14617, 15416, 18660, 19270, 23124, 25502, 28905, 29234, 37320, 38253, 38540, 43851, 46248, 51004, 57810, 58468, 63755, 73085, 76506, 77080, 87702, 102008, 115620, 116936, 127510, 146170, 153012, 175404, 191265, 219255, 231240, 255020, 292340, 306024, 350808, 382530, 438510, 510040, 584680, 599297, 765060, 877020, 1198594, 1530120, 1754040, 1797891, 2397188, 2996485, 3595782, 4794376, 5992970, 7191564, 8989455, 11985940, 14383128, 17978910, 23971880, 35957820, 71915640]

約数ペア:

[(1, 71915640), (2, 35957820), (3, 23971880), (4, 17978910), (5, 14383128), (6, 11985940), (8, 8989455), (10, 7191564), (12, 5992970), (15, 4794376), (20, 3595782), (24, 2996485), (30, 2397188), (40, 1797891), (41, 1754040), (47, 1530120), (60, 1198594), (82, 877020), (94, 765060), (120, 599297), (123, 584680), (141, 510040), (164, 438510), (188, 382530), (205, 350808), (235, 306024), (246, 292340), (282, 255020), (311, 231240), (328, 219255), (376, 191265), (410, 175404), (470, 153012), (492, 146170), (564, 127510), (615, 116936), (622, 115620), (705, 102008), (820, 87702), (933, 77080), (940, 76506), (984, 73085), (1128, 63755), (1230, 58468), (1244, 57810), (1410, 51004), (1555, 46248), (1640, 43851), (1866, 38540), (1880, 38253), (1927, 37320), (2460, 29234), (2488, 28905), (2820, 25502), (3110, 23124), (3732, 19270), (3854, 18660), (4665, 15416), (4920, 14617), (5640, 12751), (5781, 12440), (6220, 11562), (7464, 9635), (7708, 9330)]