139503280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10831}}^1$

素因数の和:10874

約数の個数: 80

約数和(自身を含む): 386832384

約数和(自身を除く): 247329104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 10831, 12880, 21662, 43324, 54155, 75817, 86648, 108310, 151634, 173296, 216620, 249113, 303268, 379085, 433240, 498226, 606536, 758170, 866480, 996452, 1213072, 1245565, 1516340, 1743791, 1992904, 2491130, 3032680, 3487582, 3985808, 4982260, 6065360, 6975164, 8718955, 9964520, 13950328, 17437910, 19929040, 27900656, 34875820, 69751640, 139503280]

約数ペア:

[(1, 139503280), (2, 69751640), (4, 34875820), (5, 27900656), (7, 19929040), (8, 17437910), (10, 13950328), (14, 9964520), (16, 8718955), (20, 6975164), (23, 6065360), (28, 4982260), (35, 3985808), (40, 3487582), (46, 3032680), (56, 2491130), (70, 1992904), (80, 1743791), (92, 1516340), (112, 1245565), (115, 1213072), (140, 996452), (161, 866480), (184, 758170), (230, 606536), (280, 498226), (322, 433240), (368, 379085), (460, 303268), (560, 249113), (644, 216620), (805, 173296), (920, 151634), (1288, 108310), (1610, 86648), (1840, 75817), (2576, 54155), (3220, 43324), (6440, 21662), (10831, 12880)]