221641920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 280

約数和(自身を含む): 836456544

約数和(自身を除く): 614814624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 324, 340, 360, 405, 408, 432, 459, 480, 503, 510, 540, 544, 576, 612, 648, 680, 720, 765, 810, 816, 864, 918, 960, 1006, 1020, 1080, 1088, 1224, 1296, 1360, 1377, 1440, 1509, 1530, 1620, 1632, 1728, 1836, 2012, 2040, 2160, 2295, 2448, 2515, 2592, 2720, 2754, 2880, 3018, 3060, 3240, 3264, 3672, 4024, 4080, 4320, 4527, 4590, 4896, 5030, 5184, 5440, 5508, 6036, 6120, 6480, 6885, 7344, 7545, 8048, 8160, 8551, 8640, 9054, 9180, 9792, 10060, 11016, 12072, 12240, 12960, 13581, 13770, 14688, 15090, 16096, 16320, 17102, 18108, 18360, 20120, 22032, 22635, 24144, 24480, 25653, 25920, 27162, 27540, 29376, 30180, 32192, 34204, 36216, 36720, 40240, 40743, 42755, 44064, 45270, 48288, 48960, 51306, 54324, 55080, 60360, 67905, 68408, 72432, 73440, 76959, 80480, 81486, 85510, 88128, 90540, 96576, 102612, 108648, 110160, 120720, 128265, 135810, 136816, 144864, 146880, 153918, 160960, 162972, 171020, 181080, 203715, 205224, 217296, 220320, 230877, 241440, 256530, 271620, 273632, 289728, 307836, 325944, 342040, 362160, 384795, 407430, 410448, 434592, 440640, 461754, 482880, 513060, 543240, 547264, 615672, 651888, 684080, 692631, 724320, 769590, 814860, 820896, 869184, 923508, 1026120, 1086480, 1154385, 1231344, 1303776, 1368160, 1385262, 1448640, 1539180, 1629720, 1641792, 1847016, 2052240, 2172960, 2308770, 2462688, 2607552, 2736320, 2770524, 3078360, 3259440, 3463155, 3694032, 4104480, 4345920, 4617540, 4925376, 5541048, 6156720, 6518880, 6926310, 7388064, 8208960, 9235080, 11082096, 12313440, 13037760, 13852620, 14776128, 18470160, 22164192, 24626880, 27705240, 36940320, 44328384, 55410480, 73880640, 110820960, 221641920]

約数ペア:

[(1, 221641920), (2, 110820960), (3, 73880640), (4, 55410480), (5, 44328384), (6, 36940320), (8, 27705240), (9, 24626880), (10, 22164192), (12, 18470160), (15, 14776128), (16, 13852620), (17, 13037760), (18, 12313440), (20, 11082096), (24, 9235080), (27, 8208960), (30, 7388064), (32, 6926310), (34, 6518880), (36, 6156720), (40, 5541048), (45, 4925376), (48, 4617540), (51, 4345920), (54, 4104480), (60, 3694032), (64, 3463155), (68, 3259440), (72, 3078360), (80, 2770524), (81, 2736320), (85, 2607552), (90, 2462688), (96, 2308770), (102, 2172960), (108, 2052240), (120, 1847016), (135, 1641792), (136, 1629720), (144, 1539180), (153, 1448640), (160, 1385262), (162, 1368160), (170, 1303776), (180, 1231344), (192, 1154385), (204, 1086480), (216, 1026120), (240, 923508), (255, 869184), (270, 820896), (272, 814860), (288, 769590), (306, 724320), (320, 692631), (324, 684080), (340, 651888), (360, 615672), (405, 547264), (408, 543240), (432, 513060), (459, 482880), (480, 461754), (503, 440640), (510, 434592), (540, 410448), (544, 407430), (576, 384795), (612, 362160), (648, 342040), (680, 325944), (720, 307836), (765, 289728), (810, 273632), (816, 271620), (864, 256530), (918, 241440), (960, 230877), (1006, 220320), (1020, 217296), (1080, 205224), (1088, 203715), (1224, 181080), (1296, 171020), (1360, 162972), (1377, 160960), (1440, 153918), (1509, 146880), (1530, 144864), (1620, 136816), (1632, 135810), (1728, 128265), (1836, 120720), (2012, 110160), (2040, 108648), (2160, 102612), (2295, 96576), (2448, 90540), (2515, 88128), (2592, 85510), (2720, 81486), (2754, 80480), (2880, 76959), (3018, 73440), (3060, 72432), (3240, 68408), (3264, 67905), (3672, 60360), (4024, 55080), (4080, 54324), (4320, 51306), (4527, 48960), (4590, 48288), (4896, 45270), (5030, 44064), (5184, 42755), (5440, 40743), (5508, 40240), (6036, 36720), (6120, 36216), (6480, 34204), (6885, 32192), (7344, 30180), (7545, 29376), (8048, 27540), (8160, 27162), (8551, 25920), (8640, 25653), (9054, 24480), (9180, 24144), (9792, 22635), (10060, 22032), (11016, 20120), (12072, 18360), (12240, 18108), (12960, 17102), (13581, 16320), (13770, 16096), (14688, 15090)]