30946960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 83119680

約数和(自身を除く): 52172720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 139, 176, 184, 220, 230, 242, 253, 278, 368, 440, 460, 484, 506, 556, 605, 695, 880, 920, 968, 1012, 1112, 1210, 1265, 1390, 1529, 1840, 1936, 2024, 2224, 2420, 2530, 2780, 2783, 3058, 3197, 4048, 4840, 5060, 5560, 5566, 6116, 6394, 7645, 9680, 10120, 11120, 11132, 12232, 12788, 13915, 15290, 15985, 16819, 20240, 22264, 24464, 25576, 27830, 30580, 31970, 33638, 35167, 44528, 51152, 55660, 61160, 63940, 67276, 70334, 84095, 111320, 122320, 127880, 134552, 140668, 168190, 175835, 222640, 255760, 269104, 281336, 336380, 351670, 386837, 562672, 672760, 703340, 773674, 1345520, 1406680, 1547348, 1934185, 2813360, 3094696, 3868370, 6189392, 7736740, 15473480, 30946960]

約数ペア:

[(1, 30946960), (2, 15473480), (4, 7736740), (5, 6189392), (8, 3868370), (10, 3094696), (11, 2813360), (16, 1934185), (20, 1547348), (22, 1406680), (23, 1345520), (40, 773674), (44, 703340), (46, 672760), (55, 562672), (80, 386837), (88, 351670), (92, 336380), (110, 281336), (115, 269104), (121, 255760), (139, 222640), (176, 175835), (184, 168190), (220, 140668), (230, 134552), (242, 127880), (253, 122320), (278, 111320), (368, 84095), (440, 70334), (460, 67276), (484, 63940), (506, 61160), (556, 55660), (605, 51152), (695, 44528), (880, 35167), (920, 33638), (968, 31970), (1012, 30580), (1112, 27830), (1210, 25576), (1265, 24464), (1390, 22264), (1529, 20240), (1840, 16819), (1936, 15985), (2024, 15290), (2224, 13915), (2420, 12788), (2530, 12232), (2780, 11132), (2783, 11120), (3058, 10120), (3197, 9680), (4048, 7645), (4840, 6394), (5060, 6116), (5560, 5566)]