64735860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 213966144

約数和(自身を除く): 149230284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 227, 245, 291, 294, 388, 420, 454, 485, 490, 582, 588, 679, 681, 735, 908, 970, 980, 1135, 1164, 1358, 1362, 1455, 1470, 1589, 1940, 2037, 2270, 2716, 2724, 2910, 2940, 3178, 3395, 3405, 4074, 4540, 4753, 4767, 5820, 6356, 6790, 6810, 7945, 8148, 9506, 9534, 10185, 11123, 13580, 13620, 14259, 15890, 19012, 19068, 20370, 22019, 22246, 23765, 23835, 28518, 31780, 33369, 40740, 44038, 44492, 47530, 47670, 55615, 57036, 66057, 66738, 71295, 88076, 95060, 95340, 110095, 111230, 132114, 133476, 142590, 154133, 166845, 220190, 222460, 264228, 285180, 308266, 330285, 333690, 440380, 462399, 616532, 660570, 667380, 770665, 924798, 1078931, 1321140, 1541330, 1849596, 2157862, 2311995, 3082660, 3236793, 4315724, 4623990, 5394655, 6473586, 9247980, 10789310, 12947172, 16183965, 21578620, 32367930, 64735860]

約数ペア:

[(1, 64735860), (2, 32367930), (3, 21578620), (4, 16183965), (5, 12947172), (6, 10789310), (7, 9247980), (10, 6473586), (12, 5394655), (14, 4623990), (15, 4315724), (20, 3236793), (21, 3082660), (28, 2311995), (30, 2157862), (35, 1849596), (42, 1541330), (49, 1321140), (60, 1078931), (70, 924798), (84, 770665), (97, 667380), (98, 660570), (105, 616532), (140, 462399), (147, 440380), (194, 333690), (196, 330285), (210, 308266), (227, 285180), (245, 264228), (291, 222460), (294, 220190), (388, 166845), (420, 154133), (454, 142590), (485, 133476), (490, 132114), (582, 111230), (588, 110095), (679, 95340), (681, 95060), (735, 88076), (908, 71295), (970, 66738), (980, 66057), (1135, 57036), (1164, 55615), (1358, 47670), (1362, 47530), (1455, 44492), (1470, 44038), (1589, 40740), (1940, 33369), (2037, 31780), (2270, 28518), (2716, 23835), (2724, 23765), (2910, 22246), (2940, 22019), (3178, 20370), (3395, 19068), (3405, 19012), (4074, 15890), (4540, 14259), (4753, 13620), (4767, 13580), (5820, 11123), (6356, 10185), (6790, 9534), (6810, 9506), (7945, 8148)]