128693880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:643

約数の個数: 256

約数和(自身を含む): 508032000

約数和(自身を除く): 379338120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 54, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 108, 116, 120, 126, 135, 140, 145, 168, 174, 180, 189, 203, 210, 216, 232, 252, 261, 270, 280, 290, 315, 348, 360, 378, 406, 420, 435, 504, 522, 540, 580, 587, 609, 630, 696, 756, 783, 812, 840, 870, 945, 1015, 1044, 1080, 1160, 1174, 1218, 1260, 1305, 1512, 1566, 1624, 1740, 1761, 1827, 1890, 2030, 2088, 2348, 2436, 2520, 2610, 2935, 3045, 3132, 3480, 3522, 3654, 3780, 3915, 4060, 4109, 4696, 4872, 5220, 5283, 5481, 5870, 6090, 6264, 7044, 7308, 7560, 7830, 8120, 8218, 8805, 9135, 10440, 10566, 10962, 11740, 12180, 12327, 14088, 14616, 15660, 15849, 16436, 17023, 17610, 18270, 20545, 21132, 21924, 23480, 24360, 24654, 26415, 27405, 31320, 31698, 32872, 34046, 35220, 36540, 36981, 41090, 42264, 43848, 49308, 51069, 52830, 54810, 61635, 63396, 68092, 70440, 73080, 73962, 79245, 82180, 85115, 98616, 102138, 105660, 109620, 110943, 119161, 123270, 126792, 136184, 147924, 153207, 158490, 164360, 170230, 184905, 204276, 211320, 219240, 221886, 238322, 246540, 255345, 295848, 306414, 316980, 340460, 357483, 369810, 408552, 443772, 459621, 476644, 493080, 510690, 554715, 595805, 612828, 633960, 680920, 714966, 739620, 766035, 887544, 919242, 953288, 1021380, 1072449, 1109430, 1191610, 1225656, 1429932, 1479240, 1532070, 1787415, 1838484, 2042760, 2144898, 2218860, 2298105, 2383220, 2859864, 3064140, 3217347, 3574830, 3676968, 4289796, 4437720, 4596210, 4766440, 5362245, 6128280, 6434694, 7149660, 8579592, 9192420, 10724490, 12869388, 14299320, 16086735, 18384840, 21448980, 25738776, 32173470, 42897960, 64346940, 128693880]

約数ペア:

[(1, 128693880), (2, 64346940), (3, 42897960), (4, 32173470), (5, 25738776), (6, 21448980), (7, 18384840), (8, 16086735), (9, 14299320), (10, 12869388), (12, 10724490), (14, 9192420), (15, 8579592), (18, 7149660), (20, 6434694), (21, 6128280), (24, 5362245), (27, 4766440), (28, 4596210), (29, 4437720), (30, 4289796), (35, 3676968), (36, 3574830), (40, 3217347), (42, 3064140), (45, 2859864), (54, 2383220), (56, 2298105), (58, 2218860), (60, 2144898), (63, 2042760), (70, 1838484), (72, 1787415), (84, 1532070), (87, 1479240), (90, 1429932), (105, 1225656), (108, 1191610), (116, 1109430), (120, 1072449), (126, 1021380), (135, 953288), (140, 919242), (145, 887544), (168, 766035), (174, 739620), (180, 714966), (189, 680920), (203, 633960), (210, 612828), (216, 595805), (232, 554715), (252, 510690), (261, 493080), (270, 476644), (280, 459621), (290, 443772), (315, 408552), (348, 369810), (360, 357483), (378, 340460), (406, 316980), (420, 306414), (435, 295848), (504, 255345), (522, 246540), (540, 238322), (580, 221886), (587, 219240), (609, 211320), (630, 204276), (696, 184905), (756, 170230), (783, 164360), (812, 158490), (840, 153207), (870, 147924), (945, 136184), (1015, 126792), (1044, 123270), (1080, 119161), (1160, 110943), (1174, 109620), (1218, 105660), (1260, 102138), (1305, 98616), (1512, 85115), (1566, 82180), (1624, 79245), (1740, 73962), (1761, 73080), (1827, 70440), (1890, 68092), (2030, 63396), (2088, 61635), (2348, 54810), (2436, 52830), (2520, 51069), (2610, 49308), (2935, 43848), (3045, 42264), (3132, 41090), (3480, 36981), (3522, 36540), (3654, 35220), (3780, 34046), (3915, 32872), (4060, 31698), (4109, 31320), (4696, 27405), (4872, 26415), (5220, 24654), (5283, 24360), (5481, 23480), (5870, 21924), (6090, 21132), (6264, 20545), (7044, 18270), (7308, 17610), (7560, 17023), (7830, 16436), (8120, 15849), (8218, 15660), (8805, 14616), (9135, 14088), (10440, 12327), (10566, 12180), (10962, 11740)]