27790380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2531}}^1$

素因数の和:2607

約数の個数: 72

約数和(自身を含む): 85713264

約数和(自身を除く): 57922884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2531, 2745, 3660, 5062, 5490, 7593, 10124, 10980, 12655, 15186, 22779, 25310, 30372, 37965, 45558, 50620, 75930, 91116, 113895, 151860, 154391, 227790, 308782, 455580, 463173, 617564, 771955, 926346, 1389519, 1543910, 1852692, 2315865, 2779038, 3087820, 4631730, 5558076, 6947595, 9263460, 13895190, 27790380]

約数ペア:

[(1, 27790380), (2, 13895190), (3, 9263460), (4, 6947595), (5, 5558076), (6, 4631730), (9, 3087820), (10, 2779038), (12, 2315865), (15, 1852692), (18, 1543910), (20, 1389519), (30, 926346), (36, 771955), (45, 617564), (60, 463173), (61, 455580), (90, 308782), (122, 227790), (180, 154391), (183, 151860), (244, 113895), (305, 91116), (366, 75930), (549, 50620), (610, 45558), (732, 37965), (915, 30372), (1098, 25310), (1220, 22779), (1830, 15186), (2196, 12655), (2531, 10980), (2745, 10124), (3660, 7593), (5062, 5490)]