1378195560

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{8681}}^1$

素因数の和:8718

約数の個数: 240

約数和(自身を含む): 5389177860

約数和(自身を除く): 4010982300

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, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3528, 3780, 3969, 4410, 4536, 5292, 5670, 5880, 6615, 7560, 7938, 8681, 8820, 10584, 11340, 13230, 15876, 17362, 17640, 19845, 22680, 26043, 26460, 31752, 34724, 39690, 43405, 52086, 52920, 60767, 69448, 78129, 79380, 86810, 104172, 121534, 130215, 156258, 158760, 173620, 182301, 208344, 234387, 243068, 260430, 303835, 312516, 347240, 364602, 390645, 425369, 468774, 486136, 520860, 546903, 607670, 625032, 703161, 729204, 781290, 850738, 911505, 937548, 1041720, 1093806, 1171935, 1215340, 1276107, 1406322, 1458408, 1562580, 1640709, 1701476, 1823010, 1875096, 2126845, 2187612, 2343870, 2430680, 2552214, 2734515, 2812644, 3125160, 3281418, 3402952, 3515805, 3646020, 3828321, 4253690, 4375224, 4687740, 4922127, 5104428, 5469030, 5625288, 6380535, 6562836, 7031610, 7292040, 7656642, 8203545, 8507380, 9375480, 9844254, 10208856, 10938060, 11484963, 12761070, 13125672, 14063220, 15313284, 16407090, 17014760, 19141605, 19688508, 21876120, 22969926, 24610635, 25522140, 28126440, 30626568, 32814180, 34454889, 38283210, 39377016, 45939852, 49221270, 51044280, 57424815, 65628360, 68909778, 76566420, 91879704, 98442540, 114849630, 137819556, 153132840, 172274445, 196885080, 229699260, 275639112, 344548890, 459398520, 689097780, 1378195560]

約数ペア:

[(1, 1378195560), (2, 689097780), (3, 459398520), (4, 344548890), (5, 275639112), (6, 229699260), (7, 196885080), (8, 172274445), (9, 153132840), (10, 137819556), (12, 114849630), (14, 98442540), (15, 91879704), (18, 76566420), (20, 68909778), (21, 65628360), (24, 57424815), (27, 51044280), (28, 49221270), (30, 45939852), (35, 39377016), (36, 38283210), (40, 34454889), (42, 32814180), (45, 30626568), (49, 28126440), (54, 25522140), (56, 24610635), (60, 22969926), (63, 21876120), (70, 19688508), (72, 19141605), (81, 17014760), (84, 16407090), (90, 15313284), (98, 14063220), (105, 13125672), (108, 12761070), (120, 11484963), (126, 10938060), (135, 10208856), (140, 9844254), (147, 9375480), (162, 8507380), (168, 8203545), (180, 7656642), (189, 7292040), (196, 7031610), (210, 6562836), (216, 6380535), (245, 5625288), (252, 5469030), (270, 5104428), (280, 4922127), (294, 4687740), (315, 4375224), (324, 4253690), (360, 3828321), (378, 3646020), (392, 3515805), (405, 3402952), (420, 3281418), (441, 3125160), (490, 2812644), (504, 2734515), (540, 2552214), (567, 2430680), (588, 2343870), (630, 2187612), (648, 2126845), (735, 1875096), (756, 1823010), (810, 1701476), (840, 1640709), (882, 1562580), (945, 1458408), (980, 1406322), (1080, 1276107), (1134, 1215340), (1176, 1171935), (1260, 1093806), (1323, 1041720), (1470, 937548), (1512, 911505), (1620, 850738), (1764, 781290), (1890, 729204), (1960, 703161), (2205, 625032), (2268, 607670), (2520, 546903), (2646, 520860), (2835, 486136), (2940, 468774), (3240, 425369), (3528, 390645), (3780, 364602), (3969, 347240), (4410, 312516), (4536, 303835), (5292, 260430), (5670, 243068), (5880, 234387), (6615, 208344), (7560, 182301), (7938, 173620), (8681, 158760), (8820, 156258), (10584, 130215), (11340, 121534), (13230, 104172), (15876, 86810), (17362, 79380), (17640, 78129), (19845, 69448), (22680, 60767), (26043, 52920), (26460, 52086), (31752, 43405), (34724, 39690)]