31857224

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 72960000

約数和(自身を除く): 41102776

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 79, 133, 152, 158, 266, 316, 379, 532, 553, 632, 758, 1064, 1106, 1501, 1516, 2212, 2653, 3002, 3032, 4424, 5306, 6004, 7201, 10507, 10612, 12008, 14402, 21014, 21224, 28804, 29941, 42028, 50407, 57608, 59882, 84056, 100814, 119764, 201628, 209587, 239528, 403256, 419174, 568879, 838348, 1137758, 1676696, 2275516, 3982153, 4551032, 7964306, 15928612, 31857224]

約数ペア:

[(1, 31857224), (2, 15928612), (4, 7964306), (7, 4551032), (8, 3982153), (14, 2275516), (19, 1676696), (28, 1137758), (38, 838348), (56, 568879), (76, 419174), (79, 403256), (133, 239528), (152, 209587), (158, 201628), (266, 119764), (316, 100814), (379, 84056), (532, 59882), (553, 57608), (632, 50407), (758, 42028), (1064, 29941), (1106, 28804), (1501, 21224), (1516, 21014), (2212, 14402), (2653, 12008), (3002, 10612), (3032, 10507), (4424, 7201), (5306, 6004)]