213815840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 144

約数和(自身を含む): 600530112

約数和(自身を除く): 386714272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 227, 232, 280, 290, 406, 454, 464, 560, 580, 812, 841, 908, 928, 1015, 1120, 1135, 1160, 1589, 1624, 1682, 1816, 2030, 2270, 2320, 3178, 3248, 3364, 3632, 4060, 4205, 4540, 4640, 5887, 6356, 6496, 6583, 6728, 7264, 7945, 8120, 8410, 9080, 11774, 12712, 13166, 13456, 15890, 16240, 16820, 18160, 23548, 25424, 26332, 26912, 29435, 31780, 32480, 32915, 33640, 36320, 46081, 47096, 50848, 52664, 58870, 63560, 65830, 67280, 92162, 94192, 105328, 117740, 127120, 131660, 134560, 184324, 188384, 190907, 210656, 230405, 235480, 254240, 263320, 368648, 381814, 460810, 470960, 526640, 737296, 763628, 921620, 941920, 954535, 1053280, 1336349, 1474592, 1527256, 1843240, 1909070, 2672698, 3054512, 3686480, 3818140, 5345396, 6109024, 6681745, 7372960, 7636280, 10690792, 13363490, 15272560, 21381584, 26726980, 30545120, 42763168, 53453960, 106907920, 213815840]

約数ペア:

[(1, 213815840), (2, 106907920), (4, 53453960), (5, 42763168), (7, 30545120), (8, 26726980), (10, 21381584), (14, 15272560), (16, 13363490), (20, 10690792), (28, 7636280), (29, 7372960), (32, 6681745), (35, 6109024), (40, 5345396), (56, 3818140), (58, 3686480), (70, 3054512), (80, 2672698), (112, 1909070), (116, 1843240), (140, 1527256), (145, 1474592), (160, 1336349), (203, 1053280), (224, 954535), (227, 941920), (232, 921620), (280, 763628), (290, 737296), (406, 526640), (454, 470960), (464, 460810), (560, 381814), (580, 368648), (812, 263320), (841, 254240), (908, 235480), (928, 230405), (1015, 210656), (1120, 190907), (1135, 188384), (1160, 184324), (1589, 134560), (1624, 131660), (1682, 127120), (1816, 117740), (2030, 105328), (2270, 94192), (2320, 92162), (3178, 67280), (3248, 65830), (3364, 63560), (3632, 58870), (4060, 52664), (4205, 50848), (4540, 47096), (4640, 46081), (5887, 36320), (6356, 33640), (6496, 32915), (6583, 32480), (6728, 31780), (7264, 29435), (7945, 26912), (8120, 26332), (8410, 25424), (9080, 23548), (11774, 18160), (12712, 16820), (13166, 16240), (13456, 15890)]