138350210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 274821120

約数和(自身を除く): 136470910

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 83, 95, 155, 166, 190, 283, 310, 415, 566, 589, 830, 1178, 1415, 1577, 2573, 2830, 2945, 3154, 5146, 5377, 5890, 7885, 8773, 10754, 12865, 15770, 17546, 23489, 25730, 26885, 43865, 46978, 48887, 53770, 87730, 97774, 117445, 166687, 234890, 244435, 333374, 446291, 488870, 728159, 833435, 892582, 1456318, 1666870, 2231455, 3640795, 4462910, 7281590, 13835021, 27670042, 69175105, 138350210]

約数ペア:

[(1, 138350210), (2, 69175105), (5, 27670042), (10, 13835021), (19, 7281590), (31, 4462910), (38, 3640795), (62, 2231455), (83, 1666870), (95, 1456318), (155, 892582), (166, 833435), (190, 728159), (283, 488870), (310, 446291), (415, 333374), (566, 244435), (589, 234890), (830, 166687), (1178, 117445), (1415, 97774), (1577, 87730), (2573, 53770), (2830, 48887), (2945, 46978), (3154, 43865), (5146, 26885), (5377, 25730), (5890, 23489), (7885, 17546), (8773, 15770), (10754, 12865)]