123039440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1327}}^1$

素因数の和:1420

約数の個数: 80

約数和(自身を含む): 306289920

約数和(自身を除く): 183250480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1327, 1520, 2318, 2440, 2654, 4636, 4880, 5308, 5795, 6635, 9272, 10616, 11590, 13270, 18544, 21232, 23180, 25213, 26540, 46360, 50426, 53080, 80947, 92720, 100852, 106160, 126065, 161894, 201704, 252130, 323788, 403408, 404735, 504260, 647576, 809470, 1008520, 1295152, 1537993, 1618940, 2017040, 3075986, 3237880, 6151972, 6475760, 7689965, 12303944, 15379930, 24607888, 30759860, 61519720, 123039440]

約数ペア:

[(1, 123039440), (2, 61519720), (4, 30759860), (5, 24607888), (8, 15379930), (10, 12303944), (16, 7689965), (19, 6475760), (20, 6151972), (38, 3237880), (40, 3075986), (61, 2017040), (76, 1618940), (80, 1537993), (95, 1295152), (122, 1008520), (152, 809470), (190, 647576), (244, 504260), (304, 404735), (305, 403408), (380, 323788), (488, 252130), (610, 201704), (760, 161894), (976, 126065), (1159, 106160), (1220, 100852), (1327, 92720), (1520, 80947), (2318, 53080), (2440, 50426), (2654, 46360), (4636, 26540), (4880, 25213), (5308, 23180), (5795, 21232), (6635, 18544), (9272, 13270), (10616, 11590)]