131064220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{7867}}^1$

素因数の和:7907

約数の個数: 72

約数和(自身を含む): 339047856

約数和(自身を除く): 207983636

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 7867, 8330, 15734, 16660, 31468, 39335, 55069, 78670, 110138, 133739, 157340, 220276, 267478, 275345, 385483, 534956, 550690, 668695, 770966, 936173, 1101380, 1337390, 1541932, 1872346, 1927415, 2674780, 3744692, 3854830, 4680865, 6553211, 7709660, 9361730, 13106422, 18723460, 26212844, 32766055, 65532110, 131064220]

約数ペア:

[(1, 131064220), (2, 65532110), (4, 32766055), (5, 26212844), (7, 18723460), (10, 13106422), (14, 9361730), (17, 7709660), (20, 6553211), (28, 4680865), (34, 3854830), (35, 3744692), (49, 2674780), (68, 1927415), (70, 1872346), (85, 1541932), (98, 1337390), (119, 1101380), (140, 936173), (170, 770966), (196, 668695), (238, 550690), (245, 534956), (340, 385483), (476, 275345), (490, 267478), (595, 220276), (833, 157340), (980, 133739), (1190, 110138), (1666, 78670), (2380, 55069), (3332, 39335), (4165, 31468), (7867, 16660), (8330, 15734)]