140931856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 311230080

約数和(自身を除く): 170298224

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 89, 92, 104, 178, 184, 208, 299, 331, 356, 368, 598, 662, 712, 1157, 1196, 1324, 1424, 2047, 2314, 2392, 2648, 4094, 4303, 4628, 4784, 5296, 7613, 8188, 8606, 9256, 15226, 16376, 17212, 18512, 26611, 29459, 30452, 32752, 34424, 53222, 58918, 60904, 68848, 98969, 106444, 117836, 121808, 197938, 212888, 235672, 382967, 395876, 425776, 471344, 677557, 765934, 791752, 1355114, 1531868, 1583504, 2710228, 3063736, 5420456, 6127472, 8808241, 10840912, 17616482, 35232964, 70465928, 140931856]

約数ペア:

[(1, 140931856), (2, 70465928), (4, 35232964), (8, 17616482), (13, 10840912), (16, 8808241), (23, 6127472), (26, 5420456), (46, 3063736), (52, 2710228), (89, 1583504), (92, 1531868), (104, 1355114), (178, 791752), (184, 765934), (208, 677557), (299, 471344), (331, 425776), (356, 395876), (368, 382967), (598, 235672), (662, 212888), (712, 197938), (1157, 121808), (1196, 117836), (1324, 106444), (1424, 98969), (2047, 68848), (2314, 60904), (2392, 58918), (2648, 53222), (4094, 34424), (4303, 32752), (4628, 30452), (4784, 29459), (5296, 26611), (7613, 18512), (8188, 17212), (8606, 16376), (9256, 15226)]