81140112

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 237121976

約数和(自身を除く): 155981864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 97, 111, 144, 148, 157, 194, 222, 291, 296, 314, 333, 388, 444, 471, 582, 592, 628, 666, 776, 873, 888, 942, 1164, 1256, 1332, 1413, 1552, 1746, 1776, 1884, 2328, 2512, 2664, 2826, 3492, 3589, 3768, 4656, 5328, 5652, 5809, 6984, 7178, 7536, 10767, 11304, 11618, 13968, 14356, 15229, 17427, 21534, 22608, 23236, 28712, 30458, 32301, 34854, 43068, 45687, 46472, 52281, 57424, 60916, 64602, 69708, 86136, 91374, 92944, 104562, 121832, 129204, 137061, 139416, 172272, 182748, 209124, 243664, 258408, 274122, 278832, 365496, 418248, 516816, 548244, 563473, 730992, 836496, 1096488, 1126946, 1690419, 2192976, 2253892, 3380838, 4507784, 5071257, 6761676, 9015568, 10142514, 13523352, 20285028, 27046704, 40570056, 81140112]

約数ペア:

[(1, 81140112), (2, 40570056), (3, 27046704), (4, 20285028), (6, 13523352), (8, 10142514), (9, 9015568), (12, 6761676), (16, 5071257), (18, 4507784), (24, 3380838), (36, 2253892), (37, 2192976), (48, 1690419), (72, 1126946), (74, 1096488), (97, 836496), (111, 730992), (144, 563473), (148, 548244), (157, 516816), (194, 418248), (222, 365496), (291, 278832), (296, 274122), (314, 258408), (333, 243664), (388, 209124), (444, 182748), (471, 172272), (582, 139416), (592, 137061), (628, 129204), (666, 121832), (776, 104562), (873, 92944), (888, 91374), (942, 86136), (1164, 69708), (1256, 64602), (1332, 60916), (1413, 57424), (1552, 52281), (1746, 46472), (1776, 45687), (1884, 43068), (2328, 34854), (2512, 32301), (2664, 30458), (2826, 28712), (3492, 23236), (3589, 22608), (3768, 21534), (4656, 17427), (5328, 15229), (5652, 14356), (5809, 13968), (6984, 11618), (7178, 11304), (7536, 10767)]