317149840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18269}}^1$

素因数の和:18320

約数の個数: 80

約数和(自身を含む): 869944320

約数和(自身を除く): 552794480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 18269, 36538, 73076, 91345, 127883, 146152, 182690, 255766, 292304, 365380, 511532, 566339, 639415, 730760, 1023064, 1132678, 1278830, 1461520, 2046128, 2265356, 2557660, 2831695, 3964373, 4530712, 5115320, 5663390, 7928746, 9061424, 10230640, 11326780, 15857492, 19821865, 22653560, 31714984, 39643730, 45307120, 63429968, 79287460, 158574920, 317149840]

約数ペア:

[(1, 317149840), (2, 158574920), (4, 79287460), (5, 63429968), (7, 45307120), (8, 39643730), (10, 31714984), (14, 22653560), (16, 19821865), (20, 15857492), (28, 11326780), (31, 10230640), (35, 9061424), (40, 7928746), (56, 5663390), (62, 5115320), (70, 4530712), (80, 3964373), (112, 2831695), (124, 2557660), (140, 2265356), (155, 2046128), (217, 1461520), (248, 1278830), (280, 1132678), (310, 1023064), (434, 730760), (496, 639415), (560, 566339), (620, 511532), (868, 365380), (1085, 292304), (1240, 255766), (1736, 182690), (2170, 146152), (2480, 127883), (3472, 91345), (4340, 73076), (8680, 36538), (17360, 18269)]