209478960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{32327}}^1$

素因数の和:32352

約数の個数: 100

約数和(自身を含む): 727573968

約数和(自身を除く): 518095008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 32327, 64654, 96981, 129308, 161635, 193962, 258616, 290943, 323270, 387924, 484905, 517232, 581886, 646540, 775848, 872829, 969810, 1163772, 1293080, 1454715, 1551696, 1745658, 1939620, 2327544, 2586160, 2618487, 2909430, 3491316, 3879240, 4364145, 4655088, 5236974, 5818860, 6982632, 7758480, 8728290, 10473948, 11637720, 13092435, 13965264, 17456580, 20947896, 23275440, 26184870, 34913160, 41895792, 52369740, 69826320, 104739480, 209478960]

約数ペア:

[(1, 209478960), (2, 104739480), (3, 69826320), (4, 52369740), (5, 41895792), (6, 34913160), (8, 26184870), (9, 23275440), (10, 20947896), (12, 17456580), (15, 13965264), (16, 13092435), (18, 11637720), (20, 10473948), (24, 8728290), (27, 7758480), (30, 6982632), (36, 5818860), (40, 5236974), (45, 4655088), (48, 4364145), (54, 3879240), (60, 3491316), (72, 2909430), (80, 2618487), (81, 2586160), (90, 2327544), (108, 1939620), (120, 1745658), (135, 1551696), (144, 1454715), (162, 1293080), (180, 1163772), (216, 969810), (240, 872829), (270, 775848), (324, 646540), (360, 581886), (405, 517232), (432, 484905), (540, 387924), (648, 323270), (720, 290943), (810, 258616), (1080, 193962), (1296, 161635), (1620, 129308), (2160, 96981), (3240, 64654), (6480, 32327)]