231963480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 256

約数和(自身を含む): 899942400

約数和(自身を除く): 667978920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 61, 63, 70, 72, 84, 90, 105, 108, 120, 122, 126, 135, 140, 168, 180, 183, 189, 210, 216, 244, 252, 270, 280, 305, 315, 360, 366, 378, 420, 427, 488, 503, 504, 540, 549, 610, 630, 732, 756, 840, 854, 915, 945, 1006, 1080, 1098, 1220, 1260, 1281, 1464, 1509, 1512, 1647, 1708, 1830, 1890, 2012, 2135, 2196, 2440, 2515, 2520, 2562, 2745, 3018, 3294, 3416, 3521, 3660, 3780, 3843, 4024, 4270, 4392, 4527, 5030, 5124, 5490, 6036, 6405, 6588, 7042, 7320, 7545, 7560, 7686, 8235, 8540, 9054, 10060, 10248, 10563, 10980, 11529, 12072, 12810, 13176, 13581, 14084, 15090, 15372, 16470, 17080, 17605, 18108, 19215, 20120, 21126, 21960, 22635, 23058, 25620, 27162, 28168, 30180, 30683, 30744, 31689, 32940, 35210, 36216, 38430, 42252, 45270, 46116, 51240, 52815, 54324, 57645, 60360, 61366, 63378, 65880, 67905, 70420, 76860, 84504, 90540, 92049, 92232, 95067, 105630, 108648, 115290, 122732, 126756, 135810, 140840, 153415, 153720, 158445, 181080, 184098, 190134, 211260, 214781, 230580, 245464, 253512, 271620, 276147, 306830, 316890, 368196, 380268, 422520, 429562, 460245, 461160, 475335, 543240, 552294, 613660, 633780, 644343, 736392, 760536, 828441, 859124, 920490, 950670, 1073905, 1104588, 1227320, 1267560, 1288686, 1380735, 1656882, 1718248, 1840980, 1901340, 1933029, 2147810, 2209176, 2577372, 2761470, 3221715, 3313764, 3681960, 3802680, 3866058, 4142205, 4295620, 5154744, 5522940, 5799087, 6443430, 6627528, 7732116, 8284410, 8591240, 9665145, 11045880, 11598174, 12886860, 15464232, 16568820, 19330290, 23196348, 25773720, 28995435, 33137640, 38660580, 46392696, 57990870, 77321160, 115981740, 231963480]

約数ペア:

[(1, 231963480), (2, 115981740), (3, 77321160), (4, 57990870), (5, 46392696), (6, 38660580), (7, 33137640), (8, 28995435), (9, 25773720), (10, 23196348), (12, 19330290), (14, 16568820), (15, 15464232), (18, 12886860), (20, 11598174), (21, 11045880), (24, 9665145), (27, 8591240), (28, 8284410), (30, 7732116), (35, 6627528), (36, 6443430), (40, 5799087), (42, 5522940), (45, 5154744), (54, 4295620), (56, 4142205), (60, 3866058), (61, 3802680), (63, 3681960), (70, 3313764), (72, 3221715), (84, 2761470), (90, 2577372), (105, 2209176), (108, 2147810), (120, 1933029), (122, 1901340), (126, 1840980), (135, 1718248), (140, 1656882), (168, 1380735), (180, 1288686), (183, 1267560), (189, 1227320), (210, 1104588), (216, 1073905), (244, 950670), (252, 920490), (270, 859124), (280, 828441), (305, 760536), (315, 736392), (360, 644343), (366, 633780), (378, 613660), (420, 552294), (427, 543240), (488, 475335), (503, 461160), (504, 460245), (540, 429562), (549, 422520), (610, 380268), (630, 368196), (732, 316890), (756, 306830), (840, 276147), (854, 271620), (915, 253512), (945, 245464), (1006, 230580), (1080, 214781), (1098, 211260), (1220, 190134), (1260, 184098), (1281, 181080), (1464, 158445), (1509, 153720), (1512, 153415), (1647, 140840), (1708, 135810), (1830, 126756), (1890, 122732), (2012, 115290), (2135, 108648), (2196, 105630), (2440, 95067), (2515, 92232), (2520, 92049), (2562, 90540), (2745, 84504), (3018, 76860), (3294, 70420), (3416, 67905), (3521, 65880), (3660, 63378), (3780, 61366), (3843, 60360), (4024, 57645), (4270, 54324), (4392, 52815), (4527, 51240), (5030, 46116), (5124, 45270), (5490, 42252), (6036, 38430), (6405, 36216), (6588, 35210), (7042, 32940), (7320, 31689), (7545, 30744), (7560, 30683), (7686, 30180), (8235, 28168), (8540, 27162), (9054, 25620), (10060, 23058), (10248, 22635), (10563, 21960), (10980, 21126), (11529, 20120), (12072, 19215), (12810, 18108), (13176, 17605), (13581, 17080), (14084, 16470), (15090, 15372)]