820454940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3967}}^1$

素因数の和:4368

約数の個数: 96

約数和(自身を含む): 2559836160

約数和(自身を除く): 1739381220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 383, 540, 766, 1149, 1532, 1915, 2298, 3447, 3830, 3967, 4596, 5745, 6894, 7660, 7934, 10341, 11490, 11901, 13788, 15868, 17235, 19835, 20682, 22980, 23802, 34470, 35703, 39670, 41364, 47604, 51705, 59505, 68940, 71406, 79340, 103410, 107109, 119010, 142812, 178515, 206820, 214218, 238020, 357030, 428436, 535545, 714060, 1071090, 1519361, 2142180, 3038722, 4558083, 6077444, 7596805, 9116166, 13674249, 15193610, 18232332, 22790415, 27348498, 30387220, 41022747, 45580830, 54696996, 68371245, 82045494, 91161660, 136742490, 164090988, 205113735, 273484980, 410227470, 820454940]

約数ペア:

[(1, 820454940), (2, 410227470), (3, 273484980), (4, 205113735), (5, 164090988), (6, 136742490), (9, 91161660), (10, 82045494), (12, 68371245), (15, 54696996), (18, 45580830), (20, 41022747), (27, 30387220), (30, 27348498), (36, 22790415), (45, 18232332), (54, 15193610), (60, 13674249), (90, 9116166), (108, 7596805), (135, 6077444), (180, 4558083), (270, 3038722), (383, 2142180), (540, 1519361), (766, 1071090), (1149, 714060), (1532, 535545), (1915, 428436), (2298, 357030), (3447, 238020), (3830, 214218), (3967, 206820), (4596, 178515), (5745, 142812), (6894, 119010), (7660, 107109), (7934, 103410), (10341, 79340), (11490, 71406), (11901, 68940), (13788, 59505), (15868, 51705), (17235, 47604), (19835, 41364), (20682, 39670), (22980, 35703), (23802, 34470)]