64634760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19949}}^1$

素因数の和:19972

約数の個数: 80

約数和(自身を含む): 217255500

約数和(自身を除く): 152620740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 19949, 39898, 59847, 79796, 99745, 119694, 159592, 179541, 199490, 239388, 299235, 359082, 398980, 478776, 538623, 598470, 718164, 797960, 897705, 1077246, 1196940, 1436328, 1615869, 1795410, 2154492, 2393880, 2693115, 3231738, 3590820, 4308984, 5386230, 6463476, 7181640, 8079345, 10772460, 12926952, 16158690, 21544920, 32317380, 64634760]

約数ペア:

[(1, 64634760), (2, 32317380), (3, 21544920), (4, 16158690), (5, 12926952), (6, 10772460), (8, 8079345), (9, 7181640), (10, 6463476), (12, 5386230), (15, 4308984), (18, 3590820), (20, 3231738), (24, 2693115), (27, 2393880), (30, 2154492), (36, 1795410), (40, 1615869), (45, 1436328), (54, 1196940), (60, 1077246), (72, 897705), (81, 797960), (90, 718164), (108, 598470), (120, 538623), (135, 478776), (162, 398980), (180, 359082), (216, 299235), (270, 239388), (324, 199490), (360, 179541), (405, 159592), (540, 119694), (648, 99745), (810, 79796), (1080, 59847), (1620, 39898), (3240, 19949)]