204422490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31991}}^1$

素因数の和:32075

約数の個数: 48

約数和(自身を含む): 539001216

約数和(自身を除く): 334578726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 31991, 63982, 95973, 159955, 191946, 287919, 319910, 479865, 575838, 959730, 1439595, 2271361, 2879190, 4542722, 6814083, 11356805, 13628166, 20442249, 22713610, 34070415, 40884498, 68140830, 102211245, 204422490]

約数ペア:

[(1, 204422490), (2, 102211245), (3, 68140830), (5, 40884498), (6, 34070415), (9, 22713610), (10, 20442249), (15, 13628166), (18, 11356805), (30, 6814083), (45, 4542722), (71, 2879190), (90, 2271361), (142, 1439595), (213, 959730), (355, 575838), (426, 479865), (639, 319910), (710, 287919), (1065, 191946), (1278, 159955), (2130, 95973), (3195, 63982), (6390, 31991)]