42993280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 116328960

約数和(自身を除く): 73335680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 197, 220, 248, 310, 320, 341, 352, 394, 440, 496, 620, 640, 682, 704, 788, 880, 985, 992, 1240, 1364, 1408, 1576, 1705, 1760, 1970, 1984, 2167, 2480, 2728, 3152, 3410, 3520, 3940, 3968, 4334, 4960, 5456, 6107, 6304, 6820, 7040, 7880, 8668, 9920, 10835, 10912, 12214, 12608, 13640, 15760, 17336, 19840, 21670, 21824, 24428, 25216, 27280, 30535, 31520, 34672, 43340, 43648, 48856, 54560, 61070, 63040, 67177, 69344, 86680, 97712, 109120, 122140, 126080, 134354, 138688, 173360, 195424, 218240, 244280, 268708, 277376, 335885, 346720, 390848, 488560, 537416, 671770, 693440, 781696, 977120, 1074832, 1343540, 1386880, 1954240, 2149664, 2687080, 3908480, 4299328, 5374160, 8598656, 10748320, 21496640, 42993280]

約数ペア:

[(1, 42993280), (2, 21496640), (4, 10748320), (5, 8598656), (8, 5374160), (10, 4299328), (11, 3908480), (16, 2687080), (20, 2149664), (22, 1954240), (31, 1386880), (32, 1343540), (40, 1074832), (44, 977120), (55, 781696), (62, 693440), (64, 671770), (80, 537416), (88, 488560), (110, 390848), (124, 346720), (128, 335885), (155, 277376), (160, 268708), (176, 244280), (197, 218240), (220, 195424), (248, 173360), (310, 138688), (320, 134354), (341, 126080), (352, 122140), (394, 109120), (440, 97712), (496, 86680), (620, 69344), (640, 67177), (682, 63040), (704, 61070), (788, 54560), (880, 48856), (985, 43648), (992, 43340), (1240, 34672), (1364, 31520), (1408, 30535), (1576, 27280), (1705, 25216), (1760, 24428), (1970, 21824), (1984, 21670), (2167, 19840), (2480, 17336), (2728, 15760), (3152, 13640), (3410, 12608), (3520, 12214), (3940, 10912), (3968, 10835), (4334, 9920), (4960, 8668), (5456, 7880), (6107, 7040), (6304, 6820)]