179747680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 144

約数和(自身を含む): 501073776

約数和(自身を除く): 321326096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 101, 112, 140, 160, 196, 202, 224, 227, 245, 280, 392, 404, 454, 490, 505, 560, 707, 784, 808, 908, 980, 1010, 1120, 1135, 1414, 1568, 1589, 1616, 1816, 1960, 2020, 2270, 2828, 3178, 3232, 3535, 3632, 3920, 4040, 4540, 4949, 5656, 6356, 7070, 7264, 7840, 7945, 8080, 9080, 9898, 11123, 11312, 12712, 14140, 15890, 16160, 18160, 19796, 22246, 22624, 22927, 24745, 25424, 28280, 31780, 36320, 39592, 44492, 45854, 49490, 50848, 55615, 56560, 63560, 79184, 88984, 91708, 98980, 111230, 113120, 114635, 127120, 158368, 160489, 177968, 183416, 197960, 222460, 229270, 254240, 320978, 355936, 366832, 395920, 444920, 458540, 641956, 733664, 791840, 802445, 889840, 917080, 1123423, 1283912, 1604890, 1779680, 1834160, 2246846, 2567824, 3209780, 3668320, 4493692, 5135648, 5617115, 6419560, 8987384, 11234230, 12839120, 17974768, 22468460, 25678240, 35949536, 44936920, 89873840, 179747680]

約数ペア:

[(1, 179747680), (2, 89873840), (4, 44936920), (5, 35949536), (7, 25678240), (8, 22468460), (10, 17974768), (14, 12839120), (16, 11234230), (20, 8987384), (28, 6419560), (32, 5617115), (35, 5135648), (40, 4493692), (49, 3668320), (56, 3209780), (70, 2567824), (80, 2246846), (98, 1834160), (101, 1779680), (112, 1604890), (140, 1283912), (160, 1123423), (196, 917080), (202, 889840), (224, 802445), (227, 791840), (245, 733664), (280, 641956), (392, 458540), (404, 444920), (454, 395920), (490, 366832), (505, 355936), (560, 320978), (707, 254240), (784, 229270), (808, 222460), (908, 197960), (980, 183416), (1010, 177968), (1120, 160489), (1135, 158368), (1414, 127120), (1568, 114635), (1589, 113120), (1616, 111230), (1816, 98980), (1960, 91708), (2020, 88984), (2270, 79184), (2828, 63560), (3178, 56560), (3232, 55615), (3535, 50848), (3632, 49490), (3920, 45854), (4040, 44492), (4540, 39592), (4949, 36320), (5656, 31780), (6356, 28280), (7070, 25424), (7264, 24745), (7840, 22927), (7945, 22624), (8080, 22246), (9080, 19796), (9898, 18160), (11123, 16160), (11312, 15890), (12712, 14140)]