177296940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13873}}^1$

素因数の和:13959

約数の個数: 72

約数和(自身を含む): 545414688

約数和(自身を除く): 368117748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13873, 27746, 41619, 55492, 69365, 83238, 124857, 138730, 166476, 208095, 249714, 277460, 416190, 499428, 624285, 832380, 984983, 1248570, 1969966, 2497140, 2954949, 3939932, 4924915, 5909898, 8864847, 9849830, 11819796, 14774745, 17729694, 19699660, 29549490, 35459388, 44324235, 59098980, 88648470, 177296940]

約数ペア:

[(1, 177296940), (2, 88648470), (3, 59098980), (4, 44324235), (5, 35459388), (6, 29549490), (9, 19699660), (10, 17729694), (12, 14774745), (15, 11819796), (18, 9849830), (20, 8864847), (30, 5909898), (36, 4924915), (45, 3939932), (60, 2954949), (71, 2497140), (90, 1969966), (142, 1248570), (180, 984983), (213, 832380), (284, 624285), (355, 499428), (426, 416190), (639, 277460), (710, 249714), (852, 208095), (1065, 166476), (1278, 138730), (1420, 124857), (2130, 83238), (2556, 69365), (3195, 55492), (4260, 41619), (6390, 27746), (12780, 13873)]