27118980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{21523}}^1$

素因数の和:21545

約数の個数: 72

約数和(自身を含む): 94016832

約数和(自身を除く): 66897852

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, 21523, 43046, 64569, 86092, 107615, 129138, 150661, 193707, 215230, 258276, 301322, 322845, 387414, 430460, 451983, 602644, 645690, 753305, 774828, 903966, 968535, 1291380, 1355949, 1506610, 1807932, 1937070, 2259915, 2711898, 3013220, 3874140, 4519830, 5423796, 6779745, 9039660, 13559490, 27118980]

約数ペア:

[(1, 27118980), (2, 13559490), (3, 9039660), (4, 6779745), (5, 5423796), (6, 4519830), (7, 3874140), (9, 3013220), (10, 2711898), (12, 2259915), (14, 1937070), (15, 1807932), (18, 1506610), (20, 1355949), (21, 1291380), (28, 968535), (30, 903966), (35, 774828), (36, 753305), (42, 645690), (45, 602644), (60, 451983), (63, 430460), (70, 387414), (84, 322845), (90, 301322), (105, 258276), (126, 215230), (140, 193707), (180, 150661), (210, 129138), (252, 107615), (315, 86092), (420, 64569), (630, 43046), (1260, 21523)]