215231580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{132859}}^1$

素因数の和:132880

約数の個数: 60

約数和(自身を含む): 675194520

約数和(自身を除く): 459962940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 132859, 265718, 398577, 531436, 664295, 797154, 1195731, 1328590, 1594308, 1992885, 2391462, 2657180, 3587193, 3985770, 4782924, 5978655, 7174386, 7971540, 10761579, 11957310, 14348772, 17935965, 21523158, 23914620, 35871930, 43046316, 53807895, 71743860, 107615790, 215231580]

約数ペア:

[(1, 215231580), (2, 107615790), (3, 71743860), (4, 53807895), (5, 43046316), (6, 35871930), (9, 23914620), (10, 21523158), (12, 17935965), (15, 14348772), (18, 11957310), (20, 10761579), (27, 7971540), (30, 7174386), (36, 5978655), (45, 4782924), (54, 3985770), (60, 3587193), (81, 2657180), (90, 2391462), (108, 1992885), (135, 1594308), (162, 1328590), (180, 1195731), (270, 797154), (324, 664295), (405, 531436), (540, 398577), (810, 265718), (1620, 132859)]