2544228280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{547}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 6513643080

約数和(自身を除く): 3969414800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 547, 605, 620, 682, 961, 968, 1094, 1210, 1240, 1364, 1705, 1922, 2188, 2420, 2728, 2735, 3410, 3751, 3844, 4376, 4805, 4840, 5470, 6017, 6820, 7502, 7688, 9610, 10571, 10940, 12034, 13640, 15004, 16957, 18755, 19220, 21142, 21880, 24068, 30008, 30085, 33914, 37510, 38440, 42284, 48136, 52855, 60170, 66187, 67828, 75020, 84568, 84785, 105710, 116281, 120340, 132374, 135656, 150040, 169570, 186527, 211420, 232562, 240680, 264748, 330935, 339140, 373054, 422840, 465124, 525667, 529496, 581405, 661870, 678280, 746108, 930248, 932635, 1051334, 1162810, 1323740, 1492216, 1865270, 2051797, 2102668, 2325620, 2628335, 2647480, 3730540, 4103594, 4205336, 4651240, 5256670, 5782337, 7461080, 8207188, 10258985, 10513340, 11564674, 16414376, 20517970, 21026680, 23129348, 28911685, 41035940, 46258696, 57823370, 63605707, 82071880, 115646740, 127211414, 231293480, 254422828, 318028535, 508845656, 636057070, 1272114140, 2544228280]

約数ペア:

[(1, 2544228280), (2, 1272114140), (4, 636057070), (5, 508845656), (8, 318028535), (10, 254422828), (11, 231293480), (20, 127211414), (22, 115646740), (31, 82071880), (40, 63605707), (44, 57823370), (55, 46258696), (62, 41035940), (88, 28911685), (110, 23129348), (121, 21026680), (124, 20517970), (155, 16414376), (220, 11564674), (242, 10513340), (248, 10258985), (310, 8207188), (341, 7461080), (440, 5782337), (484, 5256670), (547, 4651240), (605, 4205336), (620, 4103594), (682, 3730540), (961, 2647480), (968, 2628335), (1094, 2325620), (1210, 2102668), (1240, 2051797), (1364, 1865270), (1705, 1492216), (1922, 1323740), (2188, 1162810), (2420, 1051334), (2728, 932635), (2735, 930248), (3410, 746108), (3751, 678280), (3844, 661870), (4376, 581405), (4805, 529496), (4840, 525667), (5470, 465124), (6017, 422840), (6820, 373054), (7502, 339140), (7688, 330935), (9610, 264748), (10571, 240680), (10940, 232562), (12034, 211420), (13640, 186527), (15004, 169570), (16957, 150040), (18755, 135656), (19220, 132374), (21142, 120340), (21880, 116281), (24068, 105710), (30008, 84785), (30085, 84568), (33914, 75020), (37510, 67828), (38440, 66187), (42284, 60170), (48136, 52855)]