268454420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1825

約数の個数: 96

約数和(自身を含む): 660065280

約数和(自身を除く): 391610860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 380, 403, 494, 589, 620, 806, 988, 1178, 1235, 1612, 1753, 2015, 2356, 2470, 2945, 3506, 4030, 4940, 5890, 7012, 7657, 8060, 8765, 11780, 15314, 17530, 22789, 30628, 33307, 35060, 38285, 45578, 54343, 66614, 76570, 91156, 108686, 113945, 133228, 153140, 166535, 217372, 227890, 271715, 333070, 432991, 455780, 543430, 666140, 706459, 865982, 1032517, 1086860, 1412918, 1731964, 2065034, 2164955, 2825836, 3532295, 4130068, 4329910, 5162585, 7064590, 8659820, 10325170, 13422721, 14129180, 20650340, 26845442, 53690884, 67113605, 134227210, 268454420]

約数ペア:

[(1, 268454420), (2, 134227210), (4, 67113605), (5, 53690884), (10, 26845442), (13, 20650340), (19, 14129180), (20, 13422721), (26, 10325170), (31, 8659820), (38, 7064590), (52, 5162585), (62, 4329910), (65, 4130068), (76, 3532295), (95, 2825836), (124, 2164955), (130, 2065034), (155, 1731964), (190, 1412918), (247, 1086860), (260, 1032517), (310, 865982), (380, 706459), (403, 666140), (494, 543430), (589, 455780), (620, 432991), (806, 333070), (988, 271715), (1178, 227890), (1235, 217372), (1612, 166535), (1753, 153140), (2015, 133228), (2356, 113945), (2470, 108686), (2945, 91156), (3506, 76570), (4030, 66614), (4940, 54343), (5890, 45578), (7012, 38285), (7657, 35060), (8060, 33307), (8765, 30628), (11780, 22789), (15314, 17530)]