277529520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2683}}^1$

素因数の和:3130

約数の個数: 80

約数和(自身を含む): 862659072

約数和(自身を除く): 585129552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 862, 1293, 1724, 2155, 2586, 2683, 3448, 4310, 5172, 5366, 6465, 6896, 8049, 8620, 10344, 10732, 12930, 13415, 16098, 17240, 20688, 21464, 25860, 26830, 32196, 34480, 40245, 42928, 51720, 53660, 64392, 80490, 103440, 107320, 128784, 160980, 214640, 321960, 643920, 1156373, 2312746, 3469119, 4625492, 5781865, 6938238, 9250984, 11563730, 13876476, 17345595, 18501968, 23127460, 27752952, 34691190, 46254920, 55505904, 69382380, 92509840, 138764760, 277529520]

約数ペア:

[(1, 277529520), (2, 138764760), (3, 92509840), (4, 69382380), (5, 55505904), (6, 46254920), (8, 34691190), (10, 27752952), (12, 23127460), (15, 18501968), (16, 17345595), (20, 13876476), (24, 11563730), (30, 9250984), (40, 6938238), (48, 5781865), (60, 4625492), (80, 3469119), (120, 2312746), (240, 1156373), (431, 643920), (862, 321960), (1293, 214640), (1724, 160980), (2155, 128784), (2586, 107320), (2683, 103440), (3448, 80490), (4310, 64392), (5172, 53660), (5366, 51720), (6465, 42928), (6896, 40245), (8049, 34480), (8620, 32196), (10344, 26830), (10732, 25860), (12930, 21464), (13415, 20688), (16098, 17240)]