2271632720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{176369}}^1$

素因数の和:176412

約数の個数: 80

約数和(自身を含む): 6298525440

約数和(自身を除く): 4026892720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 176369, 352738, 705476, 881845, 1234583, 1410952, 1763690, 2469166, 2821904, 3527380, 4056487, 4938332, 6172915, 7054760, 8112974, 9876664, 12345830, 14109520, 16225948, 19753328, 20282435, 24691660, 28395409, 32451896, 40564870, 49383320, 56790818, 64903792, 81129740, 98766640, 113581636, 141977045, 162259480, 227163272, 283954090, 324518960, 454326544, 567908180, 1135816360, 2271632720]

約数ペア:

[(1, 2271632720), (2, 1135816360), (4, 567908180), (5, 454326544), (7, 324518960), (8, 283954090), (10, 227163272), (14, 162259480), (16, 141977045), (20, 113581636), (23, 98766640), (28, 81129740), (35, 64903792), (40, 56790818), (46, 49383320), (56, 40564870), (70, 32451896), (80, 28395409), (92, 24691660), (112, 20282435), (115, 19753328), (140, 16225948), (161, 14109520), (184, 12345830), (230, 9876664), (280, 8112974), (322, 7054760), (368, 6172915), (460, 4938332), (560, 4056487), (644, 3527380), (805, 2821904), (920, 2469166), (1288, 1763690), (1610, 1410952), (1840, 1234583), (2576, 881845), (3220, 705476), (6440, 352738), (12880, 176369)]