64821960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:940

約数の個数: 192

約数和(自身を含む): 249350400

約数和(自身を除く): 184528440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 116, 120, 126, 140, 145, 168, 174, 180, 203, 210, 232, 252, 261, 280, 290, 315, 348, 360, 406, 420, 435, 504, 522, 580, 609, 630, 696, 812, 840, 870, 887, 1015, 1044, 1160, 1218, 1260, 1305, 1624, 1740, 1774, 1827, 2030, 2088, 2436, 2520, 2610, 2661, 3045, 3480, 3548, 3654, 4060, 4435, 4872, 5220, 5322, 6090, 6209, 7096, 7308, 7983, 8120, 8870, 9135, 10440, 10644, 12180, 12418, 13305, 14616, 15966, 17740, 18270, 18627, 21288, 24360, 24836, 25723, 26610, 31045, 31932, 35480, 36540, 37254, 39915, 49672, 51446, 53220, 55881, 62090, 63864, 73080, 74508, 77169, 79830, 93135, 102892, 106440, 111762, 124180, 128615, 149016, 154338, 159660, 180061, 186270, 205784, 223524, 231507, 248360, 257230, 279405, 308676, 319320, 360122, 372540, 385845, 447048, 463014, 514460, 540183, 558810, 617352, 720244, 745080, 771690, 900305, 926028, 1028920, 1080366, 1117620, 1157535, 1440488, 1543380, 1620549, 1800610, 1852056, 2160732, 2235240, 2315070, 2700915, 3086760, 3241098, 3601220, 4321464, 4630140, 5401830, 6482196, 7202440, 8102745, 9260280, 10803660, 12964392, 16205490, 21607320, 32410980, 64821960]

約数ペア:

[(1, 64821960), (2, 32410980), (3, 21607320), (4, 16205490), (5, 12964392), (6, 10803660), (7, 9260280), (8, 8102745), (9, 7202440), (10, 6482196), (12, 5401830), (14, 4630140), (15, 4321464), (18, 3601220), (20, 3241098), (21, 3086760), (24, 2700915), (28, 2315070), (29, 2235240), (30, 2160732), (35, 1852056), (36, 1800610), (40, 1620549), (42, 1543380), (45, 1440488), (56, 1157535), (58, 1117620), (60, 1080366), (63, 1028920), (70, 926028), (72, 900305), (84, 771690), (87, 745080), (90, 720244), (105, 617352), (116, 558810), (120, 540183), (126, 514460), (140, 463014), (145, 447048), (168, 385845), (174, 372540), (180, 360122), (203, 319320), (210, 308676), (232, 279405), (252, 257230), (261, 248360), (280, 231507), (290, 223524), (315, 205784), (348, 186270), (360, 180061), (406, 159660), (420, 154338), (435, 149016), (504, 128615), (522, 124180), (580, 111762), (609, 106440), (630, 102892), (696, 93135), (812, 79830), (840, 77169), (870, 74508), (887, 73080), (1015, 63864), (1044, 62090), (1160, 55881), (1218, 53220), (1260, 51446), (1305, 49672), (1624, 39915), (1740, 37254), (1774, 36540), (1827, 35480), (2030, 31932), (2088, 31045), (2436, 26610), (2520, 25723), (2610, 24836), (2661, 24360), (3045, 21288), (3480, 18627), (3548, 18270), (3654, 17740), (4060, 15966), (4435, 14616), (4872, 13305), (5220, 12418), (5322, 12180), (6090, 10644), (6209, 10440), (7096, 9135), (7308, 8870), (7983, 8120)]