318129440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2069}}^1$

素因数の和:2146

約数の個数: 72

約数和(自身を含む): 776982780

約数和(自身を除く): 458853340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1922, 2069, 2480, 3844, 4138, 4805, 4960, 7688, 8276, 9610, 10345, 15376, 16552, 19220, 20690, 30752, 33104, 38440, 41380, 64139, 66208, 76880, 82760, 128278, 153760, 165520, 256556, 320695, 331040, 513112, 641390, 1026224, 1282780, 1988309, 2052448, 2565560, 3976618, 5131120, 7953236, 9941545, 10262240, 15906472, 19883090, 31812944, 39766180, 63625888, 79532360, 159064720, 318129440]

約数ペア:

[(1, 318129440), (2, 159064720), (4, 79532360), (5, 63625888), (8, 39766180), (10, 31812944), (16, 19883090), (20, 15906472), (31, 10262240), (32, 9941545), (40, 7953236), (62, 5131120), (80, 3976618), (124, 2565560), (155, 2052448), (160, 1988309), (248, 1282780), (310, 1026224), (496, 641390), (620, 513112), (961, 331040), (992, 320695), (1240, 256556), (1922, 165520), (2069, 153760), (2480, 128278), (3844, 82760), (4138, 76880), (4805, 66208), (4960, 64139), (7688, 41380), (8276, 38440), (9610, 33104), (10345, 30752), (15376, 20690), (16552, 19220)]