1490940032

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 3271752000

約数和(自身を除く): 1780811968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 53, 64, 76, 86, 106, 128, 152, 172, 212, 269, 304, 344, 424, 538, 608, 688, 817, 848, 1007, 1076, 1216, 1376, 1634, 1696, 2014, 2152, 2279, 2432, 2752, 3268, 3392, 4028, 4304, 4558, 5111, 5504, 6536, 6784, 8056, 8608, 9116, 10222, 11567, 13072, 14257, 16112, 17216, 18232, 20444, 23134, 26144, 28514, 32224, 34432, 36464, 40888, 43301, 46268, 52288, 57028, 64448, 72928, 81776, 86602, 92536, 104576, 114056, 128896, 145856, 163552, 173204, 185072, 219773, 228112, 270883, 291712, 327104, 346408, 370144, 439546, 456224, 541766, 613051, 654208, 692816, 740288, 879092, 912448, 1083532, 1226102, 1385632, 1480576, 1758184, 1824896, 2167064, 2452204, 2771264, 3516368, 4334128, 4904408, 5542528, 7032736, 8668256, 9808816, 11647969, 14065472, 17336512, 19617632, 23295938, 28130944, 34673024, 39235264, 46591876, 78470528, 93183752, 186367504, 372735008, 745470016, 1490940032]

約数ペア:

[(1, 1490940032), (2, 745470016), (4, 372735008), (8, 186367504), (16, 93183752), (19, 78470528), (32, 46591876), (38, 39235264), (43, 34673024), (53, 28130944), (64, 23295938), (76, 19617632), (86, 17336512), (106, 14065472), (128, 11647969), (152, 9808816), (172, 8668256), (212, 7032736), (269, 5542528), (304, 4904408), (344, 4334128), (424, 3516368), (538, 2771264), (608, 2452204), (688, 2167064), (817, 1824896), (848, 1758184), (1007, 1480576), (1076, 1385632), (1216, 1226102), (1376, 1083532), (1634, 912448), (1696, 879092), (2014, 740288), (2152, 692816), (2279, 654208), (2432, 613051), (2752, 541766), (3268, 456224), (3392, 439546), (4028, 370144), (4304, 346408), (4558, 327104), (5111, 291712), (5504, 270883), (6536, 228112), (6784, 219773), (8056, 185072), (8608, 173204), (9116, 163552), (10222, 145856), (11567, 128896), (13072, 114056), (14257, 104576), (16112, 92536), (17216, 86602), (18232, 81776), (20444, 72928), (23134, 64448), (26144, 57028), (28514, 52288), (32224, 46268), (34432, 43301), (36464, 40888)]