1628640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 192

約数和(自身を含む): 6350400

約数和(自身を除く): 4721760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 29, 30, 32, 36, 39, 40, 45, 48, 52, 54, 58, 60, 65, 72, 78, 80, 87, 90, 96, 104, 108, 116, 117, 120, 130, 135, 144, 145, 156, 160, 174, 180, 195, 208, 216, 232, 234, 240, 260, 261, 270, 288, 290, 312, 348, 351, 360, 377, 390, 416, 432, 435, 464, 468, 480, 520, 522, 540, 580, 585, 624, 696, 702, 720, 754, 780, 783, 864, 870, 928, 936, 1040, 1044, 1080, 1131, 1160, 1170, 1248, 1305, 1392, 1404, 1440, 1508, 1560, 1566, 1740, 1755, 1872, 1885, 2080, 2088, 2160, 2262, 2320, 2340, 2610, 2784, 2808, 3016, 3120, 3132, 3393, 3480, 3510, 3744, 3770, 3915, 4176, 4320, 4524, 4640, 4680, 5220, 5616, 5655, 6032, 6240, 6264, 6786, 6960, 7020, 7540, 7830, 8352, 9048, 9360, 10179, 10440, 11232, 11310, 12064, 12528, 13572, 13920, 14040, 15080, 15660, 16965, 18096, 18720, 20358, 20880, 22620, 25056, 27144, 28080, 30160, 31320, 33930, 36192, 40716, 41760, 45240, 50895, 54288, 56160, 60320, 62640, 67860, 81432, 90480, 101790, 108576, 125280, 135720, 162864, 180960, 203580, 271440, 325728, 407160, 542880, 814320, 1628640]

約数ペア:

[(1, 1628640), (2, 814320), (3, 542880), (4, 407160), (5, 325728), (6, 271440), (8, 203580), (9, 180960), (10, 162864), (12, 135720), (13, 125280), (15, 108576), (16, 101790), (18, 90480), (20, 81432), (24, 67860), (26, 62640), (27, 60320), (29, 56160), (30, 54288), (32, 50895), (36, 45240), (39, 41760), (40, 40716), (45, 36192), (48, 33930), (52, 31320), (54, 30160), (58, 28080), (60, 27144), (65, 25056), (72, 22620), (78, 20880), (80, 20358), (87, 18720), (90, 18096), (96, 16965), (104, 15660), (108, 15080), (116, 14040), (117, 13920), (120, 13572), (130, 12528), (135, 12064), (144, 11310), (145, 11232), (156, 10440), (160, 10179), (174, 9360), (180, 9048), (195, 8352), (208, 7830), (216, 7540), (232, 7020), (234, 6960), (240, 6786), (260, 6264), (261, 6240), (270, 6032), (288, 5655), (290, 5616), (312, 5220), (348, 4680), (351, 4640), (360, 4524), (377, 4320), (390, 4176), (416, 3915), (432, 3770), (435, 3744), (464, 3510), (468, 3480), (480, 3393), (520, 3132), (522, 3120), (540, 3016), (580, 2808), (585, 2784), (624, 2610), (696, 2340), (702, 2320), (720, 2262), (754, 2160), (780, 2088), (783, 2080), (864, 1885), (870, 1872), (928, 1755), (936, 1740), (1040, 1566), (1044, 1560), (1080, 1508), (1131, 1440), (1160, 1404), (1170, 1392), (1248, 1305)]