217237440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{32327}}^1$

素因数の和:32354

約数の個数: 112

約数和(自身を含む): 788285952

約数和(自身を除く): 571048512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 32327, 64654, 96981, 129308, 161635, 193962, 226289, 258616, 323270, 387924, 452578, 484905, 517232, 646540, 678867, 775848, 905156, 969810, 1034464, 1131445, 1293080, 1357734, 1551696, 1810312, 1939620, 2068928, 2262890, 2586160, 2715468, 3103392, 3394335, 3620624, 3879240, 4525780, 5172320, 5430936, 6206784, 6788670, 7241248, 7758480, 9051560, 10344640, 10861872, 13577340, 14482496, 15516960, 18103120, 21723744, 27154680, 31033920, 36206240, 43447488, 54309360, 72412480, 108618720, 217237440]

約数ペア:

[(1, 217237440), (2, 108618720), (3, 72412480), (4, 54309360), (5, 43447488), (6, 36206240), (7, 31033920), (8, 27154680), (10, 21723744), (12, 18103120), (14, 15516960), (15, 14482496), (16, 13577340), (20, 10861872), (21, 10344640), (24, 9051560), (28, 7758480), (30, 7241248), (32, 6788670), (35, 6206784), (40, 5430936), (42, 5172320), (48, 4525780), (56, 3879240), (60, 3620624), (64, 3394335), (70, 3103392), (80, 2715468), (84, 2586160), (96, 2262890), (105, 2068928), (112, 1939620), (120, 1810312), (140, 1551696), (160, 1357734), (168, 1293080), (192, 1131445), (210, 1034464), (224, 969810), (240, 905156), (280, 775848), (320, 678867), (336, 646540), (420, 517232), (448, 484905), (480, 452578), (560, 387924), (672, 323270), (840, 258616), (960, 226289), (1120, 193962), (1344, 161635), (1680, 129308), (2240, 96981), (3360, 64654), (6720, 32327)]