81289224

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 236476800

約数和(自身を除く): 155187576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 67, 72, 82, 108, 123, 134, 137, 164, 201, 216, 246, 268, 274, 328, 369, 402, 411, 492, 536, 548, 603, 738, 804, 822, 984, 1096, 1107, 1206, 1233, 1476, 1608, 1644, 1809, 2214, 2412, 2466, 2747, 2952, 3288, 3618, 3699, 4428, 4824, 4932, 5494, 5617, 7236, 7398, 8241, 8856, 9179, 9864, 10988, 11234, 14472, 14796, 16482, 16851, 18358, 21976, 22468, 24723, 27537, 29592, 32964, 33702, 36716, 44936, 49446, 50553, 55074, 65928, 67404, 73432, 74169, 82611, 98892, 101106, 110148, 134808, 148338, 151659, 165222, 197784, 202212, 220296, 247833, 296676, 303318, 330444, 376339, 404424, 495666, 593352, 606636, 660888, 752678, 991332, 1129017, 1213272, 1505356, 1982664, 2258034, 3010712, 3387051, 4516068, 6774102, 9032136, 10161153, 13548204, 20322306, 27096408, 40644612, 81289224]

約数ペア:

[(1, 81289224), (2, 40644612), (3, 27096408), (4, 20322306), (6, 13548204), (8, 10161153), (9, 9032136), (12, 6774102), (18, 4516068), (24, 3387051), (27, 3010712), (36, 2258034), (41, 1982664), (54, 1505356), (67, 1213272), (72, 1129017), (82, 991332), (108, 752678), (123, 660888), (134, 606636), (137, 593352), (164, 495666), (201, 404424), (216, 376339), (246, 330444), (268, 303318), (274, 296676), (328, 247833), (369, 220296), (402, 202212), (411, 197784), (492, 165222), (536, 151659), (548, 148338), (603, 134808), (738, 110148), (804, 101106), (822, 98892), (984, 82611), (1096, 74169), (1107, 73432), (1206, 67404), (1233, 65928), (1476, 55074), (1608, 50553), (1644, 49446), (1809, 44936), (2214, 36716), (2412, 33702), (2466, 32964), (2747, 29592), (2952, 27537), (3288, 24723), (3618, 22468), (3699, 21976), (4428, 18358), (4824, 16851), (4932, 16482), (5494, 14796), (5617, 14472), (7236, 11234), (7398, 10988), (8241, 9864), (8856, 9179)]