7774302420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1\times {\mathrm{677}}^1$

素因数の和:1310

約数の個数: 144

約数和(自身を含む): 23846030208

約数和(自身を除く): 16071727788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 487, 524, 655, 677, 786, 974, 1179, 1310, 1354, 1461, 1572, 1948, 1965, 2031, 2358, 2435, 2620, 2708, 2922, 3385, 3930, 4062, 4383, 4716, 4870, 5844, 5895, 6093, 6770, 7305, 7860, 8124, 8766, 9740, 10155, 11790, 12186, 13540, 14610, 17532, 20310, 21915, 23580, 24372, 29220, 30465, 40620, 43830, 60930, 63797, 87660, 88687, 121860, 127594, 177374, 191391, 255188, 266061, 318985, 329699, 354748, 382782, 443435, 532122, 574173, 637970, 659398, 765564, 798183, 886870, 956955, 989097, 1064244, 1148346, 1275940, 1318796, 1330305, 1596366, 1648495, 1773740, 1913910, 1978194, 2296692, 2660610, 2870865, 2967291, 3192732, 3296990, 3827820, 3956388, 3990915, 4945485, 5321220, 5741730, 5934582, 6593980, 7981830, 9890970, 11483460, 11869164, 14836455, 15963660, 19781940, 29672910, 43190569, 59345820, 86381138, 129571707, 172762276, 215952845, 259143414, 388715121, 431905690, 518286828, 647858535, 777430242, 863811380, 1295717070, 1554860484, 1943575605, 2591434140, 3887151210, 7774302420]

約数ペア:

[(1, 7774302420), (2, 3887151210), (3, 2591434140), (4, 1943575605), (5, 1554860484), (6, 1295717070), (9, 863811380), (10, 777430242), (12, 647858535), (15, 518286828), (18, 431905690), (20, 388715121), (30, 259143414), (36, 215952845), (45, 172762276), (60, 129571707), (90, 86381138), (131, 59345820), (180, 43190569), (262, 29672910), (393, 19781940), (487, 15963660), (524, 14836455), (655, 11869164), (677, 11483460), (786, 9890970), (974, 7981830), (1179, 6593980), (1310, 5934582), (1354, 5741730), (1461, 5321220), (1572, 4945485), (1948, 3990915), (1965, 3956388), (2031, 3827820), (2358, 3296990), (2435, 3192732), (2620, 2967291), (2708, 2870865), (2922, 2660610), (3385, 2296692), (3930, 1978194), (4062, 1913910), (4383, 1773740), (4716, 1648495), (4870, 1596366), (5844, 1330305), (5895, 1318796), (6093, 1275940), (6770, 1148346), (7305, 1064244), (7860, 989097), (8124, 956955), (8766, 886870), (9740, 798183), (10155, 765564), (11790, 659398), (12186, 637970), (13540, 574173), (14610, 532122), (17532, 443435), (20310, 382782), (21915, 354748), (23580, 329699), (24372, 318985), (29220, 266061), (30465, 255188), (40620, 191391), (43830, 177374), (60930, 127594), (63797, 121860), (87660, 88687)]