280901168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:826

約数の個数: 80

約数和(自身を含む): 606627840

約数和(自身を除く): 325726672

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 41, 62, 76, 82, 124, 152, 164, 248, 304, 328, 496, 589, 656, 727, 779, 1178, 1271, 1454, 1558, 2356, 2542, 2908, 3116, 4712, 5084, 5816, 6232, 9424, 10168, 11632, 12464, 13813, 20336, 22537, 24149, 27626, 29807, 45074, 48298, 55252, 59614, 90148, 96596, 110504, 119228, 180296, 193192, 221008, 238456, 360592, 386384, 428203, 476912, 566333, 856406, 924017, 1132666, 1712812, 1848034, 2265332, 3425624, 3696068, 4530664, 6851248, 7392136, 9061328, 14784272, 17556323, 35112646, 70225292, 140450584, 280901168]

約数ペア:

[(1, 280901168), (2, 140450584), (4, 70225292), (8, 35112646), (16, 17556323), (19, 14784272), (31, 9061328), (38, 7392136), (41, 6851248), (62, 4530664), (76, 3696068), (82, 3425624), (124, 2265332), (152, 1848034), (164, 1712812), (248, 1132666), (304, 924017), (328, 856406), (496, 566333), (589, 476912), (656, 428203), (727, 386384), (779, 360592), (1178, 238456), (1271, 221008), (1454, 193192), (1558, 180296), (2356, 119228), (2542, 110504), (2908, 96596), (3116, 90148), (4712, 59614), (5084, 55252), (5816, 48298), (6232, 45074), (9424, 29807), (10168, 27626), (11632, 24149), (12464, 22537), (13813, 20336)]