77196420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 144

約数和(自身を含む): 269837568

約数和(自身を除く): 192641148

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, 197, 210, 252, 311, 315, 394, 420, 591, 622, 630, 788, 933, 985, 1182, 1244, 1260, 1379, 1555, 1773, 1866, 1970, 2177, 2364, 2758, 2799, 2955, 3110, 3546, 3732, 3940, 4137, 4354, 4665, 5516, 5598, 5910, 6220, 6531, 6895, 7092, 8274, 8708, 8865, 9330, 10885, 11196, 11820, 12411, 13062, 13790, 13995, 16548, 17730, 18660, 19593, 20685, 21770, 24822, 26124, 27580, 27990, 32655, 35460, 39186, 41370, 43540, 49644, 55980, 61267, 62055, 65310, 78372, 82740, 97965, 122534, 124110, 130620, 183801, 195930, 245068, 248220, 306335, 367602, 391860, 428869, 551403, 612670, 735204, 857738, 919005, 1102806, 1225340, 1286607, 1715476, 1838010, 2144345, 2205612, 2573214, 2757015, 3676020, 3859821, 4288690, 5146428, 5514030, 6433035, 7719642, 8577380, 11028060, 12866070, 15439284, 19299105, 25732140, 38598210, 77196420]

約数ペア:

[(1, 77196420), (2, 38598210), (3, 25732140), (4, 19299105), (5, 15439284), (6, 12866070), (7, 11028060), (9, 8577380), (10, 7719642), (12, 6433035), (14, 5514030), (15, 5146428), (18, 4288690), (20, 3859821), (21, 3676020), (28, 2757015), (30, 2573214), (35, 2205612), (36, 2144345), (42, 1838010), (45, 1715476), (60, 1286607), (63, 1225340), (70, 1102806), (84, 919005), (90, 857738), (105, 735204), (126, 612670), (140, 551403), (180, 428869), (197, 391860), (210, 367602), (252, 306335), (311, 248220), (315, 245068), (394, 195930), (420, 183801), (591, 130620), (622, 124110), (630, 122534), (788, 97965), (933, 82740), (985, 78372), (1182, 65310), (1244, 62055), (1260, 61267), (1379, 55980), (1555, 49644), (1773, 43540), (1866, 41370), (1970, 39186), (2177, 35460), (2364, 32655), (2758, 27990), (2799, 27580), (2955, 26124), (3110, 24822), (3546, 21770), (3732, 20685), (3940, 19593), (4137, 18660), (4354, 17730), (4665, 16548), (5516, 13995), (5598, 13790), (5910, 13062), (6220, 12411), (6531, 11820), (6895, 11196), (7092, 10885), (8274, 9330), (8708, 8865)]