260016360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 831409920

約数和(自身を除く): 571393560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 197, 204, 255, 340, 394, 408, 510, 591, 647, 680, 788, 985, 1020, 1182, 1294, 1576, 1941, 1970, 2040, 2364, 2588, 2955, 3235, 3349, 3882, 3940, 4728, 5176, 5910, 6470, 6698, 7764, 7880, 9705, 10047, 10999, 11820, 12940, 13396, 15528, 16745, 19410, 20094, 21998, 23640, 25880, 26792, 32997, 33490, 38820, 40188, 43996, 50235, 54995, 65994, 66980, 77640, 80376, 87992, 100470, 109990, 127459, 131988, 133960, 164985, 200940, 219980, 254918, 263976, 329970, 382377, 401880, 439960, 509836, 637295, 659940, 764754, 1019672, 1274590, 1319880, 1529508, 1911885, 2166803, 2549180, 3059016, 3823770, 4333606, 5098360, 6500409, 7647540, 8667212, 10834015, 13000818, 15295080, 17334424, 21668030, 26001636, 32502045, 43336060, 52003272, 65004090, 86672120, 130008180, 260016360]

約数ペア:

[(1, 260016360), (2, 130008180), (3, 86672120), (4, 65004090), (5, 52003272), (6, 43336060), (8, 32502045), (10, 26001636), (12, 21668030), (15, 17334424), (17, 15295080), (20, 13000818), (24, 10834015), (30, 8667212), (34, 7647540), (40, 6500409), (51, 5098360), (60, 4333606), (68, 3823770), (85, 3059016), (102, 2549180), (120, 2166803), (136, 1911885), (170, 1529508), (197, 1319880), (204, 1274590), (255, 1019672), (340, 764754), (394, 659940), (408, 637295), (510, 509836), (591, 439960), (647, 401880), (680, 382377), (788, 329970), (985, 263976), (1020, 254918), (1182, 219980), (1294, 200940), (1576, 164985), (1941, 133960), (1970, 131988), (2040, 127459), (2364, 109990), (2588, 100470), (2955, 87992), (3235, 80376), (3349, 77640), (3882, 66980), (3940, 65994), (4728, 54995), (5176, 50235), (5910, 43996), (6470, 40188), (6698, 38820), (7764, 33490), (7880, 32997), (9705, 26792), (10047, 25880), (10999, 23640), (11820, 21998), (12940, 20094), (13396, 19410), (15528, 16745)]