291215220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{317}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 834696576

約数和(自身を除く): 543481356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 251, 305, 317, 366, 502, 610, 634, 732, 753, 915, 951, 1004, 1220, 1255, 1268, 1506, 1585, 1830, 1902, 2510, 3012, 3170, 3660, 3765, 3804, 4755, 5020, 6340, 7530, 9510, 15060, 15311, 19020, 19337, 30622, 38674, 45933, 58011, 61244, 76555, 77348, 79567, 91866, 96685, 116022, 153110, 159134, 183732, 193370, 229665, 232044, 238701, 290055, 306220, 318268, 386740, 397835, 459330, 477402, 580110, 795670, 918660, 954804, 1160220, 1193505, 1591340, 2387010, 4774020, 4853587, 9707174, 14560761, 19414348, 24267935, 29121522, 48535870, 58243044, 72803805, 97071740, 145607610, 291215220]

約数ペア:

[(1, 291215220), (2, 145607610), (3, 97071740), (4, 72803805), (5, 58243044), (6, 48535870), (10, 29121522), (12, 24267935), (15, 19414348), (20, 14560761), (30, 9707174), (60, 4853587), (61, 4774020), (122, 2387010), (183, 1591340), (244, 1193505), (251, 1160220), (305, 954804), (317, 918660), (366, 795670), (502, 580110), (610, 477402), (634, 459330), (732, 397835), (753, 386740), (915, 318268), (951, 306220), (1004, 290055), (1220, 238701), (1255, 232044), (1268, 229665), (1506, 193370), (1585, 183732), (1830, 159134), (1902, 153110), (2510, 116022), (3012, 96685), (3170, 91866), (3660, 79567), (3765, 77348), (3804, 76555), (4755, 61244), (5020, 58011), (6340, 45933), (7530, 38674), (9510, 30622), (15060, 19337), (15311, 19020)]