68448240

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{503}}^1$

素因数の和:538

約数の個数: 240

約数和(自身を含む): 272982528

約数和(自身を除く): 204534288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 503, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1006, 1008, 1080, 1134, 1215, 1260, 1296, 1509, 1512, 1620, 1680, 1701, 1890, 1944, 2012, 2160, 2268, 2430, 2515, 2520, 2835, 3018, 3024, 3240, 3402, 3521, 3780, 3888, 4024, 4527, 4536, 4860, 5030, 5040, 5670, 6036, 6480, 6804, 7042, 7545, 7560, 8048, 8505, 9054, 9072, 9720, 10060, 10563, 11340, 12072, 13581, 13608, 14084, 15090, 15120, 17010, 17605, 18108, 19440, 20120, 21126, 22635, 22680, 24144, 27162, 27216, 28168, 30180, 31689, 34020, 35210, 36216, 40240, 40743, 42252, 45270, 45360, 52815, 54324, 56336, 60360, 63378, 67905, 68040, 70420, 72432, 81486, 84504, 90540, 95067, 105630, 108648, 120720, 122229, 126756, 135810, 136080, 140840, 158445, 162972, 169008, 181080, 190134, 203715, 211260, 217296, 244458, 253512, 271620, 281680, 285201, 316890, 325944, 362160, 380268, 407430, 422520, 475335, 488916, 507024, 543240, 570402, 611145, 633780, 651888, 760536, 814860, 845040, 855603, 950670, 977832, 1086480, 1140804, 1222290, 1267560, 1426005, 1521072, 1629720, 1711206, 1901340, 1955664, 2281608, 2444580, 2535120, 2852010, 3259440, 3422412, 3802680, 4278015, 4563216, 4889160, 5704020, 6844824, 7605360, 8556030, 9778320, 11408040, 13689648, 17112060, 22816080, 34224120, 68448240]

約数ペア:

[(1, 68448240), (2, 34224120), (3, 22816080), (4, 17112060), (5, 13689648), (6, 11408040), (7, 9778320), (8, 8556030), (9, 7605360), (10, 6844824), (12, 5704020), (14, 4889160), (15, 4563216), (16, 4278015), (18, 3802680), (20, 3422412), (21, 3259440), (24, 2852010), (27, 2535120), (28, 2444580), (30, 2281608), (35, 1955664), (36, 1901340), (40, 1711206), (42, 1629720), (45, 1521072), (48, 1426005), (54, 1267560), (56, 1222290), (60, 1140804), (63, 1086480), (70, 977832), (72, 950670), (80, 855603), (81, 845040), (84, 814860), (90, 760536), (105, 651888), (108, 633780), (112, 611145), (120, 570402), (126, 543240), (135, 507024), (140, 488916), (144, 475335), (162, 422520), (168, 407430), (180, 380268), (189, 362160), (210, 325944), (216, 316890), (240, 285201), (243, 281680), (252, 271620), (270, 253512), (280, 244458), (315, 217296), (324, 211260), (336, 203715), (360, 190134), (378, 181080), (405, 169008), (420, 162972), (432, 158445), (486, 140840), (503, 136080), (504, 135810), (540, 126756), (560, 122229), (567, 120720), (630, 108648), (648, 105630), (720, 95067), (756, 90540), (810, 84504), (840, 81486), (945, 72432), (972, 70420), (1006, 68040), (1008, 67905), (1080, 63378), (1134, 60360), (1215, 56336), (1260, 54324), (1296, 52815), (1509, 45360), (1512, 45270), (1620, 42252), (1680, 40743), (1701, 40240), (1890, 36216), (1944, 35210), (2012, 34020), (2160, 31689), (2268, 30180), (2430, 28168), (2515, 27216), (2520, 27162), (2835, 24144), (3018, 22680), (3024, 22635), (3240, 21126), (3402, 20120), (3521, 19440), (3780, 18108), (3888, 17605), (4024, 17010), (4527, 15120), (4536, 15090), (4860, 14084), (5030, 13608), (5040, 13581), (5670, 12072), (6036, 11340), (6480, 10563), (6804, 10060), (7042, 9720), (7545, 9072), (7560, 9054), (8048, 8505)]