680695680

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{50647}}^1$

素因数の和:50676

約数の個数: 128

約数和(自身を含む): 2479726080

約数和(自身を除く): 1799030400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 50647, 101294, 151941, 202588, 253235, 303882, 354529, 405176, 506470, 607764, 709058, 759705, 810352, 1012940, 1063587, 1215528, 1418116, 1519410, 1620704, 1772645, 2025880, 2127174, 2431056, 2836232, 3038820, 3241408, 3545290, 4051760, 4254348, 4862112, 5317935, 5672464, 6077640, 6482816, 7090580, 8103520, 8508696, 9724224, 10635870, 11344928, 12155280, 14181160, 16207040, 17017392, 19448448, 21271740, 22689856, 24310560, 28362320, 32414080, 34034784, 42543480, 45379712, 48621120, 56724640, 68069568, 85086960, 97242240, 113449280, 136139136, 170173920, 226898560, 340347840, 680695680]

約数ペア:

[(1, 680695680), (2, 340347840), (3, 226898560), (4, 170173920), (5, 136139136), (6, 113449280), (7, 97242240), (8, 85086960), (10, 68069568), (12, 56724640), (14, 48621120), (15, 45379712), (16, 42543480), (20, 34034784), (21, 32414080), (24, 28362320), (28, 24310560), (30, 22689856), (32, 21271740), (35, 19448448), (40, 17017392), (42, 16207040), (48, 14181160), (56, 12155280), (60, 11344928), (64, 10635870), (70, 9724224), (80, 8508696), (84, 8103520), (96, 7090580), (105, 6482816), (112, 6077640), (120, 5672464), (128, 5317935), (140, 4862112), (160, 4254348), (168, 4051760), (192, 3545290), (210, 3241408), (224, 3038820), (240, 2836232), (280, 2431056), (320, 2127174), (336, 2025880), (384, 1772645), (420, 1620704), (448, 1519410), (480, 1418116), (560, 1215528), (640, 1063587), (672, 1012940), (840, 810352), (896, 759705), (960, 709058), (1120, 607764), (1344, 506470), (1680, 405176), (1920, 354529), (2240, 303882), (2688, 253235), (3360, 202588), (4480, 151941), (6720, 101294), (13440, 50647)]