163986840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1171}}^1$

素因数の和:1577

約数の個数: 96

約数和(自身を含む): 534783600

約数和(自身を除く): 370796760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 778, 1167, 1171, 1556, 1945, 2334, 2342, 3112, 3501, 3513, 3890, 4668, 4684, 5835, 5855, 7002, 7026, 7780, 9336, 9368, 10539, 11670, 11710, 14004, 14052, 15560, 17505, 17565, 21078, 23340, 23420, 28008, 28104, 35010, 35130, 42156, 46680, 46840, 52695, 70020, 70260, 84312, 105390, 140040, 140520, 210780, 421560, 455519, 911038, 1366557, 1822076, 2277595, 2733114, 3644152, 4099671, 4555190, 5466228, 6832785, 8199342, 9110380, 10932456, 13665570, 16398684, 18220760, 20498355, 27331140, 32797368, 40996710, 54662280, 81993420, 163986840]

約数ペア:

[(1, 163986840), (2, 81993420), (3, 54662280), (4, 40996710), (5, 32797368), (6, 27331140), (8, 20498355), (9, 18220760), (10, 16398684), (12, 13665570), (15, 10932456), (18, 9110380), (20, 8199342), (24, 6832785), (30, 5466228), (36, 4555190), (40, 4099671), (45, 3644152), (60, 2733114), (72, 2277595), (90, 1822076), (120, 1366557), (180, 911038), (360, 455519), (389, 421560), (778, 210780), (1167, 140520), (1171, 140040), (1556, 105390), (1945, 84312), (2334, 70260), (2342, 70020), (3112, 52695), (3501, 46840), (3513, 46680), (3890, 42156), (4668, 35130), (4684, 35010), (5835, 28104), (5855, 28008), (7002, 23420), (7026, 23340), (7780, 21078), (9336, 17565), (9368, 17505), (10539, 15560), (11670, 14052), (11710, 14004)]