149695280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8623}}^1$

素因数の和:8674

約数の個数: 80

約数和(自身を含む): 410640384

約数和(自身を除く): 260945104

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, 8623, 8680, 17246, 17360, 34492, 43115, 60361, 68984, 86230, 120722, 137968, 172460, 241444, 267313, 301805, 344920, 482888, 534626, 603610, 689840, 965776, 1069252, 1207220, 1336565, 1871191, 2138504, 2414440, 2673130, 3742382, 4277008, 4828880, 5346260, 7484764, 9355955, 10692520, 14969528, 18711910, 21385040, 29939056, 37423820, 74847640, 149695280]

約数ペア:

[(1, 149695280), (2, 74847640), (4, 37423820), (5, 29939056), (7, 21385040), (8, 18711910), (10, 14969528), (14, 10692520), (16, 9355955), (20, 7484764), (28, 5346260), (31, 4828880), (35, 4277008), (40, 3742382), (56, 2673130), (62, 2414440), (70, 2138504), (80, 1871191), (112, 1336565), (124, 1207220), (140, 1069252), (155, 965776), (217, 689840), (248, 603610), (280, 534626), (310, 482888), (434, 344920), (496, 301805), (560, 267313), (620, 241444), (868, 172460), (1085, 137968), (1240, 120722), (1736, 86230), (2170, 68984), (2480, 60361), (3472, 43115), (4340, 34492), (8623, 17360), (8680, 17246)]