131816340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23623}}^1$

素因数の和:23669

約数の個数: 72

約数和(自身を含む): 412758528

約数和(自身を除く): 280942188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 23623, 47246, 70869, 94492, 118115, 141738, 212607, 236230, 283476, 354345, 425214, 472460, 708690, 732313, 850428, 1063035, 1417380, 1464626, 2126070, 2196939, 2929252, 3661565, 4252140, 4393878, 6590817, 7323130, 8787756, 10984695, 13181634, 14646260, 21969390, 26363268, 32954085, 43938780, 65908170, 131816340]

約数ペア:

[(1, 131816340), (2, 65908170), (3, 43938780), (4, 32954085), (5, 26363268), (6, 21969390), (9, 14646260), (10, 13181634), (12, 10984695), (15, 8787756), (18, 7323130), (20, 6590817), (30, 4393878), (31, 4252140), (36, 3661565), (45, 2929252), (60, 2196939), (62, 2126070), (90, 1464626), (93, 1417380), (124, 1063035), (155, 850428), (180, 732313), (186, 708690), (279, 472460), (310, 425214), (372, 354345), (465, 283476), (558, 236230), (620, 212607), (930, 141738), (1116, 118115), (1395, 94492), (1860, 70869), (2790, 47246), (5580, 23623)]