71879220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{57047}}^1$

素因数の和:57069

約数の個数: 72

約数和(自身を含む): 249185664

約数和(自身を除く): 177306444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 57047, 114094, 171141, 228188, 285235, 342282, 399329, 513423, 570470, 684564, 798658, 855705, 1026846, 1140940, 1197987, 1597316, 1711410, 1996645, 2053692, 2395974, 2567115, 3422820, 3593961, 3993290, 4791948, 5134230, 5989935, 7187922, 7986580, 10268460, 11979870, 14375844, 17969805, 23959740, 35939610, 71879220]

約数ペア:

[(1, 71879220), (2, 35939610), (3, 23959740), (4, 17969805), (5, 14375844), (6, 11979870), (7, 10268460), (9, 7986580), (10, 7187922), (12, 5989935), (14, 5134230), (15, 4791948), (18, 3993290), (20, 3593961), (21, 3422820), (28, 2567115), (30, 2395974), (35, 2053692), (36, 1996645), (42, 1711410), (45, 1597316), (60, 1197987), (63, 1140940), (70, 1026846), (84, 855705), (90, 798658), (105, 684564), (126, 570470), (140, 513423), (180, 399329), (210, 342282), (252, 285235), (315, 228188), (420, 171141), (630, 114094), (1260, 57047)]