245078720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:442

約数の個数: 112

約数和(自身を含む): 620511840

約数和(自身を除く): 375433120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 173, 190, 233, 304, 320, 346, 380, 466, 608, 692, 760, 865, 932, 1165, 1216, 1384, 1520, 1730, 1864, 2330, 2768, 3040, 3287, 3460, 3728, 4427, 4660, 5536, 6080, 6574, 6920, 7456, 8854, 9320, 11072, 13148, 13840, 14912, 16435, 17708, 18640, 22135, 26296, 27680, 32870, 35416, 37280, 40309, 44270, 52592, 55360, 65740, 70832, 74560, 80618, 88540, 105184, 131480, 141664, 161236, 177080, 201545, 210368, 262960, 283328, 322472, 354160, 403090, 525920, 644944, 708320, 765871, 806180, 1051840, 1289888, 1416640, 1531742, 1612360, 2579776, 3063484, 3224720, 3829355, 6126968, 6449440, 7658710, 12253936, 12898880, 15317420, 24507872, 30634840, 49015744, 61269680, 122539360, 245078720]

約数ペア:

[(1, 245078720), (2, 122539360), (4, 61269680), (5, 49015744), (8, 30634840), (10, 24507872), (16, 15317420), (19, 12898880), (20, 12253936), (32, 7658710), (38, 6449440), (40, 6126968), (64, 3829355), (76, 3224720), (80, 3063484), (95, 2579776), (152, 1612360), (160, 1531742), (173, 1416640), (190, 1289888), (233, 1051840), (304, 806180), (320, 765871), (346, 708320), (380, 644944), (466, 525920), (608, 403090), (692, 354160), (760, 322472), (865, 283328), (932, 262960), (1165, 210368), (1216, 201545), (1384, 177080), (1520, 161236), (1730, 141664), (1864, 131480), (2330, 105184), (2768, 88540), (3040, 80618), (3287, 74560), (3460, 70832), (3728, 65740), (4427, 55360), (4660, 52592), (5536, 44270), (6080, 40309), (6574, 37280), (6920, 35416), (7456, 32870), (8854, 27680), (9320, 26296), (11072, 22135), (13148, 18640), (13840, 17708), (14912, 16435)]