254167760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^4\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 200

約数和(自身を含む): 766855680

約数和(自身を除く): 512687920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 121, 124, 140, 154, 155, 176, 217, 220, 242, 248, 280, 308, 310, 341, 385, 434, 440, 484, 496, 560, 605, 616, 620, 682, 770, 847, 868, 880, 968, 1085, 1210, 1232, 1240, 1331, 1364, 1540, 1694, 1705, 1736, 1936, 2170, 2387, 2420, 2480, 2662, 2728, 3080, 3388, 3410, 3472, 3751, 4235, 4340, 4774, 4840, 5324, 5456, 6160, 6655, 6776, 6820, 7502, 8470, 8680, 9317, 9548, 9680, 10648, 11935, 13310, 13552, 13640, 14641, 15004, 16940, 17360, 18634, 18755, 19096, 21296, 23870, 26257, 26620, 27280, 29282, 30008, 33880, 37268, 37510, 38192, 41261, 46585, 47740, 52514, 53240, 58564, 60016, 67760, 73205, 74536, 75020, 82522, 93170, 95480, 102487, 105028, 106480, 117128, 131285, 146410, 149072, 150040, 165044, 186340, 190960, 204974, 206305, 210056, 234256, 262570, 288827, 292820, 300080, 330088, 372680, 409948, 412610, 420112, 453871, 512435, 525140, 577654, 585640, 660176, 745360, 819896, 825220, 907742, 1024870, 1050280, 1155308, 1171280, 1444135, 1639792, 1650440, 1815484, 2049740, 2100560, 2269355, 2310616, 2888270, 3177097, 3300880, 3630968, 4099480, 4538710, 4621232, 5776540, 6354194, 7261936, 8198960, 9077420, 11553080, 12708388, 15885485, 18154840, 23106160, 25416776, 31770970, 36309680, 50833552, 63541940, 127083880, 254167760]

約数ペア:

[(1, 254167760), (2, 127083880), (4, 63541940), (5, 50833552), (7, 36309680), (8, 31770970), (10, 25416776), (11, 23106160), (14, 18154840), (16, 15885485), (20, 12708388), (22, 11553080), (28, 9077420), (31, 8198960), (35, 7261936), (40, 6354194), (44, 5776540), (55, 4621232), (56, 4538710), (62, 4099480), (70, 3630968), (77, 3300880), (80, 3177097), (88, 2888270), (110, 2310616), (112, 2269355), (121, 2100560), (124, 2049740), (140, 1815484), (154, 1650440), (155, 1639792), (176, 1444135), (217, 1171280), (220, 1155308), (242, 1050280), (248, 1024870), (280, 907742), (308, 825220), (310, 819896), (341, 745360), (385, 660176), (434, 585640), (440, 577654), (484, 525140), (496, 512435), (560, 453871), (605, 420112), (616, 412610), (620, 409948), (682, 372680), (770, 330088), (847, 300080), (868, 292820), (880, 288827), (968, 262570), (1085, 234256), (1210, 210056), (1232, 206305), (1240, 204974), (1331, 190960), (1364, 186340), (1540, 165044), (1694, 150040), (1705, 149072), (1736, 146410), (1936, 131285), (2170, 117128), (2387, 106480), (2420, 105028), (2480, 102487), (2662, 95480), (2728, 93170), (3080, 82522), (3388, 75020), (3410, 74536), (3472, 73205), (3751, 67760), (4235, 60016), (4340, 58564), (4774, 53240), (4840, 52514), (5324, 47740), (5456, 46585), (6160, 41261), (6655, 38192), (6776, 37510), (6820, 37268), (7502, 33880), (8470, 30008), (8680, 29282), (9317, 27280), (9548, 26620), (9680, 26257), (10648, 23870), (11935, 21296), (13310, 19096), (13552, 18755), (13640, 18634), (14641, 17360), (15004, 16940)]