122979220

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 326103624

約数和(自身を除く): 203124404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 197, 245, 260, 343, 364, 394, 455, 490, 637, 686, 788, 910, 980, 985, 1274, 1372, 1379, 1715, 1820, 1970, 2401, 2548, 2561, 2758, 3185, 3430, 3940, 4459, 4802, 5122, 5516, 6370, 6860, 6895, 8918, 9604, 9653, 10244, 12005, 12740, 12805, 13790, 17836, 17927, 19306, 22295, 24010, 25610, 27580, 31213, 35854, 38612, 44590, 48020, 48265, 51220, 62426, 67571, 71708, 89180, 89635, 96530, 124852, 125489, 135142, 156065, 179270, 193060, 250978, 270284, 312130, 337855, 358540, 472997, 501956, 624260, 627445, 675710, 878423, 945994, 1254890, 1351420, 1756846, 1891988, 2364985, 2509780, 3513692, 4392115, 4729970, 6148961, 8784230, 9459940, 12297922, 17568460, 24595844, 30744805, 61489610, 122979220]

約数ペア:

[(1, 122979220), (2, 61489610), (4, 30744805), (5, 24595844), (7, 17568460), (10, 12297922), (13, 9459940), (14, 8784230), (20, 6148961), (26, 4729970), (28, 4392115), (35, 3513692), (49, 2509780), (52, 2364985), (65, 1891988), (70, 1756846), (91, 1351420), (98, 1254890), (130, 945994), (140, 878423), (182, 675710), (196, 627445), (197, 624260), (245, 501956), (260, 472997), (343, 358540), (364, 337855), (394, 312130), (455, 270284), (490, 250978), (637, 193060), (686, 179270), (788, 156065), (910, 135142), (980, 125489), (985, 124852), (1274, 96530), (1372, 89635), (1379, 89180), (1715, 71708), (1820, 67571), (1970, 62426), (2401, 51220), (2548, 48265), (2561, 48020), (2758, 44590), (3185, 38612), (3430, 35854), (3940, 31213), (4459, 27580), (4802, 25610), (5122, 24010), (5516, 22295), (6370, 19306), (6860, 17927), (6895, 17836), (8918, 13790), (9604, 12805), (9653, 12740), (10244, 12005)]