165794940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12973}}^1$

素因数の和:13059

約数の個数: 72

約数和(自身を含む): 510033888

約数和(自身を除く): 344238948

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, 12973, 25946, 38919, 51892, 64865, 77838, 116757, 129730, 155676, 194595, 233514, 259460, 389190, 467028, 583785, 778380, 921083, 1167570, 1842166, 2335140, 2763249, 3684332, 4605415, 5526498, 8289747, 9210830, 11052996, 13816245, 16579494, 18421660, 27632490, 33158988, 41448735, 55264980, 82897470, 165794940]

約数ペア:

[(1, 165794940), (2, 82897470), (3, 55264980), (4, 41448735), (5, 33158988), (6, 27632490), (9, 18421660), (10, 16579494), (12, 13816245), (15, 11052996), (18, 9210830), (20, 8289747), (30, 5526498), (36, 4605415), (45, 3684332), (60, 2763249), (71, 2335140), (90, 1842166), (142, 1167570), (180, 921083), (213, 778380), (284, 583785), (355, 467028), (426, 389190), (639, 259460), (710, 233514), (852, 194595), (1065, 155676), (1278, 129730), (1420, 116757), (2130, 77838), (2556, 64865), (3195, 51892), (4260, 38919), (6390, 25946), (12780, 12973)]