305802090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{28081}}^1$

素因数の和:28116

約数の個数: 72

約数和(自身を含む): 873968004

約数和(自身を除く): 568165914

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 10890, 28081, 56162, 84243, 140405, 168486, 252729, 280810, 308891, 421215, 505458, 617782, 842430, 926673, 1263645, 1544455, 1853346, 2527290, 2780019, 3088910, 3397801, 4633365, 5560038, 6795602, 9266730, 10193403, 13900095, 16989005, 20386806, 27800190, 30580209, 33978010, 50967015, 61160418, 101934030, 152901045, 305802090]

約数ペア:

[(1, 305802090), (2, 152901045), (3, 101934030), (5, 61160418), (6, 50967015), (9, 33978010), (10, 30580209), (11, 27800190), (15, 20386806), (18, 16989005), (22, 13900095), (30, 10193403), (33, 9266730), (45, 6795602), (55, 5560038), (66, 4633365), (90, 3397801), (99, 3088910), (110, 2780019), (121, 2527290), (165, 1853346), (198, 1544455), (242, 1263645), (330, 926673), (363, 842430), (495, 617782), (605, 505458), (726, 421215), (990, 308891), (1089, 280810), (1210, 252729), (1815, 168486), (2178, 140405), (3630, 84243), (5445, 56162), (10890, 28081)]