206444760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2659}}^1$

素因数の和:3320

約数の個数: 64

約数和(自身を含む): 620524800

約数和(自身を除く): 414080040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647, 1294, 1941, 2588, 2659, 3235, 3882, 5176, 5318, 6470, 7764, 7977, 9705, 10636, 12940, 13295, 15528, 15954, 19410, 21272, 25880, 26590, 31908, 38820, 39885, 53180, 63816, 77640, 79770, 106360, 159540, 319080, 1720373, 3440746, 5161119, 6881492, 8601865, 10322238, 13762984, 17203730, 20644476, 25805595, 34407460, 41288952, 51611190, 68814920, 103222380, 206444760]

約数ペア:

[(1, 206444760), (2, 103222380), (3, 68814920), (4, 51611190), (5, 41288952), (6, 34407460), (8, 25805595), (10, 20644476), (12, 17203730), (15, 13762984), (20, 10322238), (24, 8601865), (30, 6881492), (40, 5161119), (60, 3440746), (120, 1720373), (647, 319080), (1294, 159540), (1941, 106360), (2588, 79770), (2659, 77640), (3235, 63816), (3882, 53180), (5176, 39885), (5318, 38820), (6470, 31908), (7764, 26590), (7977, 25880), (9705, 21272), (10636, 19410), (12940, 15954), (13295, 15528)]