61560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1$

素因数の和:42

約数の個数: 80

約数和(自身を含む): 217800

約数和(自身を除く): 156240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 5130, 6156, 6840, 7695, 10260, 12312, 15390, 20520, 30780, 61560]

約数ペア:

[(1, 61560), (2, 30780), (3, 20520), (4, 15390), (5, 12312), (6, 10260), (8, 7695), (9, 6840), (10, 6156), (12, 5130), (15, 4104), (18, 3420), (19, 3240), (20, 3078), (24, 2565), (27, 2280), (30, 2052), (36, 1710), (38, 1620), (40, 1539), (45, 1368), (54, 1140), (57, 1080), (60, 1026), (72, 855), (76, 810), (81, 760), (90, 684), (95, 648), (108, 570), (114, 540), (120, 513), (135, 456), (152, 405), (162, 380), (171, 360), (180, 342), (190, 324), (216, 285), (228, 270)]