2988570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 7902720

約数和(自身を除く): 4914150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 97, 130, 158, 194, 195, 237, 291, 390, 395, 474, 485, 582, 790, 970, 1027, 1185, 1261, 1455, 2054, 2370, 2522, 2910, 3081, 3783, 5135, 6162, 6305, 7566, 7663, 10270, 12610, 15326, 15405, 18915, 22989, 30810, 37830, 38315, 45978, 76630, 99619, 114945, 199238, 229890, 298857, 498095, 597714, 996190, 1494285, 2988570]

約数ペア:

[(1, 2988570), (2, 1494285), (3, 996190), (5, 597714), (6, 498095), (10, 298857), (13, 229890), (15, 199238), (26, 114945), (30, 99619), (39, 76630), (65, 45978), (78, 38315), (79, 37830), (97, 30810), (130, 22989), (158, 18915), (194, 15405), (195, 15326), (237, 12610), (291, 10270), (390, 7663), (395, 7566), (474, 6305), (485, 6162), (582, 5135), (790, 3783), (970, 3081), (1027, 2910), (1185, 2522), (1261, 2370), (1455, 2054)]