15801660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{12541}}^1$

素因数の和:12563

約数の個数: 72

約数和(自身を含む): 54783456

約数和(自身を除く): 38981796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 12541, 25082, 37623, 50164, 62705, 75246, 87787, 112869, 125410, 150492, 175574, 188115, 225738, 250820, 263361, 351148, 376230, 438935, 451476, 526722, 564345, 752460, 790083, 877870, 1053444, 1128690, 1316805, 1580166, 1755740, 2257380, 2633610, 3160332, 3950415, 5267220, 7900830, 15801660]

約数ペア:

[(1, 15801660), (2, 7900830), (3, 5267220), (4, 3950415), (5, 3160332), (6, 2633610), (7, 2257380), (9, 1755740), (10, 1580166), (12, 1316805), (14, 1128690), (15, 1053444), (18, 877870), (20, 790083), (21, 752460), (28, 564345), (30, 526722), (35, 451476), (36, 438935), (42, 376230), (45, 351148), (60, 263361), (63, 250820), (70, 225738), (84, 188115), (90, 175574), (105, 150492), (126, 125410), (140, 112869), (180, 87787), (210, 75246), (252, 62705), (315, 50164), (420, 37623), (630, 25082), (1260, 12541)]