520035040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:729

約数の個数: 144

約数和(自身を含む): 1444271472

約数和(自身を除く): 924236432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 113, 140, 160, 196, 224, 226, 245, 280, 392, 452, 490, 560, 565, 587, 784, 791, 904, 980, 1120, 1130, 1174, 1568, 1582, 1808, 1960, 2260, 2348, 2935, 3164, 3616, 3920, 3955, 4109, 4520, 4696, 5537, 5870, 6328, 7840, 7910, 8218, 9040, 9392, 11074, 11740, 12656, 15820, 16436, 18080, 18784, 20545, 22148, 23480, 25312, 27685, 28763, 31640, 32872, 41090, 44296, 46960, 55370, 57526, 63280, 65744, 66331, 82180, 88592, 93920, 110740, 115052, 126560, 131488, 132662, 143815, 164360, 177184, 221480, 230104, 265324, 287630, 328720, 331655, 442960, 460208, 464317, 530648, 575260, 657440, 663310, 885920, 920416, 928634, 1061296, 1150520, 1326620, 1857268, 2122592, 2301040, 2321585, 2653240, 3250219, 3714536, 4602080, 4643170, 5306480, 6500438, 7429072, 9286340, 10612960, 13000876, 14858144, 16251095, 18572680, 26001752, 32502190, 37145360, 52003504, 65004380, 74290720, 104007008, 130008760, 260017520, 520035040]

約数ペア:

[(1, 520035040), (2, 260017520), (4, 130008760), (5, 104007008), (7, 74290720), (8, 65004380), (10, 52003504), (14, 37145360), (16, 32502190), (20, 26001752), (28, 18572680), (32, 16251095), (35, 14858144), (40, 13000876), (49, 10612960), (56, 9286340), (70, 7429072), (80, 6500438), (98, 5306480), (112, 4643170), (113, 4602080), (140, 3714536), (160, 3250219), (196, 2653240), (224, 2321585), (226, 2301040), (245, 2122592), (280, 1857268), (392, 1326620), (452, 1150520), (490, 1061296), (560, 928634), (565, 920416), (587, 885920), (784, 663310), (791, 657440), (904, 575260), (980, 530648), (1120, 464317), (1130, 460208), (1174, 442960), (1568, 331655), (1582, 328720), (1808, 287630), (1960, 265324), (2260, 230104), (2348, 221480), (2935, 177184), (3164, 164360), (3616, 143815), (3920, 132662), (3955, 131488), (4109, 126560), (4520, 115052), (4696, 110740), (5537, 93920), (5870, 88592), (6328, 82180), (7840, 66331), (7910, 65744), (8218, 63280), (9040, 57526), (9392, 55370), (11074, 46960), (11740, 44296), (12656, 41090), (15820, 32872), (16436, 31640), (18080, 28763), (18784, 27685), (20545, 25312), (22148, 23480)]