2788516248

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{1877}}^1$

素因数の和:2169

約数の個数: 128

約数和(自身を含む): 8221132800

約数和(自身を除く): 5432616552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 239, 259, 296, 444, 478, 518, 717, 777, 888, 956, 1036, 1434, 1554, 1673, 1877, 1912, 2072, 2868, 3108, 3346, 3754, 5019, 5631, 5736, 6216, 6692, 7508, 8843, 10038, 11262, 13139, 13384, 15016, 17686, 20076, 22524, 26278, 26529, 35372, 39417, 40152, 45048, 52556, 53058, 61901, 69449, 70744, 78834, 105112, 106116, 123802, 138898, 157668, 185703, 208347, 212232, 247604, 277796, 315336, 371406, 416694, 448603, 486143, 495208, 555592, 742812, 833388, 897206, 972286, 1345809, 1458429, 1485624, 1666776, 1794412, 1944572, 2691618, 2916858, 3140221, 3588824, 3889144, 5383236, 5833716, 6280442, 9420663, 10766472, 11667432, 12560884, 16598311, 18841326, 25121768, 33196622, 37682652, 49794933, 66393244, 75365304, 99589866, 116188177, 132786488, 199179732, 232376354, 348564531, 398359464, 464752708, 697129062, 929505416, 1394258124, 2788516248]

約数ペア:

[(1, 2788516248), (2, 1394258124), (3, 929505416), (4, 697129062), (6, 464752708), (7, 398359464), (8, 348564531), (12, 232376354), (14, 199179732), (21, 132786488), (24, 116188177), (28, 99589866), (37, 75365304), (42, 66393244), (56, 49794933), (74, 37682652), (84, 33196622), (111, 25121768), (148, 18841326), (168, 16598311), (222, 12560884), (239, 11667432), (259, 10766472), (296, 9420663), (444, 6280442), (478, 5833716), (518, 5383236), (717, 3889144), (777, 3588824), (888, 3140221), (956, 2916858), (1036, 2691618), (1434, 1944572), (1554, 1794412), (1673, 1666776), (1877, 1485624), (1912, 1458429), (2072, 1345809), (2868, 972286), (3108, 897206), (3346, 833388), (3754, 742812), (5019, 555592), (5631, 495208), (5736, 486143), (6216, 448603), (6692, 416694), (7508, 371406), (8843, 315336), (10038, 277796), (11262, 247604), (13139, 212232), (13384, 208347), (15016, 185703), (17686, 157668), (20076, 138898), (22524, 123802), (26278, 106116), (26529, 105112), (35372, 78834), (39417, 70744), (40152, 69449), (45048, 61901), (52556, 53058)]