785643120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1697}}^1$

素因数の和:2359

約数の個数: 120

約数和(自身を含む): 2644112016

約数和(自身を除く): 1858468896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 643, 720, 1286, 1697, 1929, 2572, 3215, 3394, 3858, 5091, 5144, 5787, 6430, 6788, 7716, 8485, 9645, 10182, 10288, 11574, 12860, 13576, 15273, 15432, 16970, 19290, 20364, 23148, 25455, 25720, 27152, 28935, 30546, 30864, 33940, 38580, 40728, 46296, 50910, 51440, 57870, 61092, 67880, 76365, 77160, 81456, 92592, 101820, 115740, 122184, 135760, 152730, 154320, 203640, 231480, 244368, 305460, 407280, 462960, 610920, 1091171, 1221840, 2182342, 3273513, 4364684, 5455855, 6547026, 8729368, 9820539, 10911710, 13094052, 16367565, 17458736, 19641078, 21823420, 26188104, 32735130, 39282156, 43646840, 49102695, 52376208, 65470260, 78564312, 87293680, 98205390, 130940520, 157128624, 196410780, 261881040, 392821560, 785643120]

約数ペア:

[(1, 785643120), (2, 392821560), (3, 261881040), (4, 196410780), (5, 157128624), (6, 130940520), (8, 98205390), (9, 87293680), (10, 78564312), (12, 65470260), (15, 52376208), (16, 49102695), (18, 43646840), (20, 39282156), (24, 32735130), (30, 26188104), (36, 21823420), (40, 19641078), (45, 17458736), (48, 16367565), (60, 13094052), (72, 10911710), (80, 9820539), (90, 8729368), (120, 6547026), (144, 5455855), (180, 4364684), (240, 3273513), (360, 2182342), (643, 1221840), (720, 1091171), (1286, 610920), (1697, 462960), (1929, 407280), (2572, 305460), (3215, 244368), (3394, 231480), (3858, 203640), (5091, 154320), (5144, 152730), (5787, 135760), (6430, 122184), (6788, 115740), (7716, 101820), (8485, 92592), (9645, 81456), (10182, 77160), (10288, 76365), (11574, 67880), (12860, 61092), (13576, 57870), (15273, 51440), (15432, 50910), (16970, 46296), (19290, 40728), (20364, 38580), (23148, 33940), (25455, 30864), (25720, 30546), (27152, 28935)]