263920680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{81457}}^1$

素因数の和:81480

約数の個数: 80

約数和(自身を含む): 887077620

約数和(自身を除く): 623156940

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, 81457, 162914, 244371, 325828, 407285, 488742, 651656, 733113, 814570, 977484, 1221855, 1466226, 1629140, 1954968, 2199339, 2443710, 2932452, 3258280, 3665565, 4398678, 4887420, 5864904, 6598017, 7331130, 8797356, 9774840, 10996695, 13196034, 14662260, 17594712, 21993390, 26392068, 29324520, 32990085, 43986780, 52784136, 65980170, 87973560, 131960340, 263920680]

約数ペア:

[(1, 263920680), (2, 131960340), (3, 87973560), (4, 65980170), (5, 52784136), (6, 43986780), (8, 32990085), (9, 29324520), (10, 26392068), (12, 21993390), (15, 17594712), (18, 14662260), (20, 13196034), (24, 10996695), (27, 9774840), (30, 8797356), (36, 7331130), (40, 6598017), (45, 5864904), (54, 4887420), (60, 4398678), (72, 3665565), (81, 3258280), (90, 2932452), (108, 2443710), (120, 2199339), (135, 1954968), (162, 1629140), (180, 1466226), (216, 1221855), (270, 977484), (324, 814570), (360, 733113), (405, 651656), (540, 488742), (648, 407285), (810, 325828), (1080, 244371), (1620, 162914), (3240, 81457)]