69978780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12541}}^1$

素因数の和:12587

約数の個数: 72

約数和(自身を含む): 219133824

約数和(自身を除く): 149155044

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, 12541, 25082, 37623, 50164, 62705, 75246, 112869, 125410, 150492, 188115, 225738, 250820, 376230, 388771, 451476, 564345, 752460, 777542, 1128690, 1166313, 1555084, 1943855, 2257380, 2332626, 3498939, 3887710, 4665252, 5831565, 6997878, 7775420, 11663130, 13995756, 17494695, 23326260, 34989390, 69978780]

約数ペア:

[(1, 69978780), (2, 34989390), (3, 23326260), (4, 17494695), (5, 13995756), (6, 11663130), (9, 7775420), (10, 6997878), (12, 5831565), (15, 4665252), (18, 3887710), (20, 3498939), (30, 2332626), (31, 2257380), (36, 1943855), (45, 1555084), (60, 1166313), (62, 1128690), (90, 777542), (93, 752460), (124, 564345), (155, 451476), (180, 388771), (186, 376230), (279, 250820), (310, 225738), (372, 188115), (465, 150492), (558, 125410), (620, 112869), (930, 75246), (1116, 62705), (1395, 50164), (1860, 37623), (2790, 25082), (5580, 12541)]