281001528

素因数分解:

$2^3\times 3^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 805593600

約数和(自身を除く): 524592072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 73, 108, 142, 146, 213, 216, 219, 251, 284, 292, 426, 438, 502, 568, 584, 639, 657, 753, 852, 876, 1004, 1278, 1314, 1506, 1704, 1752, 1917, 1971, 2008, 2259, 2556, 2628, 3012, 3834, 3942, 4518, 5112, 5183, 5256, 6024, 6777, 7668, 7884, 9036, 10366, 13554, 15336, 15549, 15768, 17821, 18072, 18323, 20732, 27108, 31098, 35642, 36646, 41464, 46647, 53463, 54216, 54969, 62196, 71284, 73292, 93294, 106926, 109938, 124392, 139941, 142568, 146584, 160389, 164907, 186588, 213852, 219876, 279882, 320778, 329814, 373176, 427704, 439752, 481167, 494721, 559764, 641556, 659628, 962334, 989442, 1119528, 1283112, 1300933, 1319256, 1924668, 1978884, 2601866, 3849336, 3902799, 3957768, 5203732, 7805598, 10407464, 11708397, 15611196, 23416794, 31222392, 35125191, 46833588, 70250382, 93667176, 140500764, 281001528]

約数ペア:

[(1, 281001528), (2, 140500764), (3, 93667176), (4, 70250382), (6, 46833588), (8, 35125191), (9, 31222392), (12, 23416794), (18, 15611196), (24, 11708397), (27, 10407464), (36, 7805598), (54, 5203732), (71, 3957768), (72, 3902799), (73, 3849336), (108, 2601866), (142, 1978884), (146, 1924668), (213, 1319256), (216, 1300933), (219, 1283112), (251, 1119528), (284, 989442), (292, 962334), (426, 659628), (438, 641556), (502, 559764), (568, 494721), (584, 481167), (639, 439752), (657, 427704), (753, 373176), (852, 329814), (876, 320778), (1004, 279882), (1278, 219876), (1314, 213852), (1506, 186588), (1704, 164907), (1752, 160389), (1917, 146584), (1971, 142568), (2008, 139941), (2259, 124392), (2556, 109938), (2628, 106926), (3012, 93294), (3834, 73292), (3942, 71284), (4518, 62196), (5112, 54969), (5183, 54216), (5256, 53463), (6024, 46647), (6777, 41464), (7668, 36646), (7884, 35642), (9036, 31098), (10366, 27108), (13554, 20732), (15336, 18323), (15549, 18072), (15768, 17821)]