20311560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{6269}}^1$

素因数の和:6292

約数の個数: 80

約数和(自身を含む): 68280300

約数和(自身を除く): 47968740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 6269, 12538, 18807, 25076, 31345, 37614, 50152, 56421, 62690, 75228, 94035, 112842, 125380, 150456, 169263, 188070, 225684, 250760, 282105, 338526, 376140, 451368, 507789, 564210, 677052, 752280, 846315, 1015578, 1128420, 1354104, 1692630, 2031156, 2256840, 2538945, 3385260, 4062312, 5077890, 6770520, 10155780, 20311560]

約数ペア:

[(1, 20311560), (2, 10155780), (3, 6770520), (4, 5077890), (5, 4062312), (6, 3385260), (8, 2538945), (9, 2256840), (10, 2031156), (12, 1692630), (15, 1354104), (18, 1128420), (20, 1015578), (24, 846315), (27, 752280), (30, 677052), (36, 564210), (40, 507789), (45, 451368), (54, 376140), (60, 338526), (72, 282105), (81, 250760), (90, 225684), (108, 188070), (120, 169263), (135, 150456), (162, 125380), (180, 112842), (216, 94035), (270, 75228), (324, 62690), (360, 56421), (405, 50152), (540, 37614), (648, 31345), (810, 25076), (1080, 18807), (1620, 12538), (3240, 6269)]