7272180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{67}}^2$

素因数の和:155

約数の個数: 90

約数和(自身を含む): 23158674

約数和(自身を除く): 15886494

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 201, 268, 270, 324, 335, 402, 405, 540, 603, 670, 804, 810, 1005, 1206, 1340, 1620, 1809, 2010, 2412, 3015, 3618, 4020, 4489, 5427, 6030, 7236, 8978, 9045, 10854, 12060, 13467, 17956, 18090, 21708, 22445, 26934, 27135, 36180, 40401, 44890, 53868, 54270, 67335, 80802, 89780, 108540, 121203, 134670, 161604, 202005, 242406, 269340, 363609, 404010, 484812, 606015, 727218, 808020, 1212030, 1454436, 1818045, 2424060, 3636090, 7272180]

約数ペア:

[(1, 7272180), (2, 3636090), (3, 2424060), (4, 1818045), (5, 1454436), (6, 1212030), (9, 808020), (10, 727218), (12, 606015), (15, 484812), (18, 404010), (20, 363609), (27, 269340), (30, 242406), (36, 202005), (45, 161604), (54, 134670), (60, 121203), (67, 108540), (81, 89780), (90, 80802), (108, 67335), (134, 54270), (135, 53868), (162, 44890), (180, 40401), (201, 36180), (268, 27135), (270, 26934), (324, 22445), (335, 21708), (402, 18090), (405, 17956), (540, 13467), (603, 12060), (670, 10854), (804, 9045), (810, 8978), (1005, 7236), (1206, 6030), (1340, 5427), (1620, 4489), (1809, 4020), (2010, 3618), (2412, 3015)]