121548420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13781}}^1$

素因数の和:13810

約数の個数: 108

約数和(自身を含む): 428923404

約数和(自身を除く): 307374984

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 13781, 27562, 41343, 55124, 68905, 82686, 96467, 124029, 137810, 165372, 192934, 206715, 248058, 275620, 289401, 385868, 413430, 482335, 496116, 578802, 620145, 675269, 826860, 868203, 964670, 1157604, 1240290, 1350538, 1447005, 1736406, 1929340, 2025807, 2480580, 2701076, 2894010, 3376345, 3472812, 4051614, 4341015, 5788020, 6077421, 6752690, 8103228, 8682030, 10129035, 12154842, 13505380, 17364060, 20258070, 24309684, 30387105, 40516140, 60774210, 121548420]

約数ペア:

[(1, 121548420), (2, 60774210), (3, 40516140), (4, 30387105), (5, 24309684), (6, 20258070), (7, 17364060), (9, 13505380), (10, 12154842), (12, 10129035), (14, 8682030), (15, 8103228), (18, 6752690), (20, 6077421), (21, 5788020), (28, 4341015), (30, 4051614), (35, 3472812), (36, 3376345), (42, 2894010), (45, 2701076), (49, 2480580), (60, 2025807), (63, 1929340), (70, 1736406), (84, 1447005), (90, 1350538), (98, 1240290), (105, 1157604), (126, 964670), (140, 868203), (147, 826860), (180, 675269), (196, 620145), (210, 578802), (245, 496116), (252, 482335), (294, 413430), (315, 385868), (420, 289401), (441, 275620), (490, 248058), (588, 206715), (630, 192934), (735, 165372), (882, 137810), (980, 124029), (1260, 96467), (1470, 82686), (1764, 68905), (2205, 55124), (2940, 41343), (4410, 27562), (8820, 13781)]