30821648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:760

約数の個数: 80

約数和(自身を含む): 73953600

約数和(自身を除く): 43131952

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 286, 304, 418, 494, 572, 709, 836, 988, 1144, 1418, 1672, 1976, 2288, 2717, 2836, 3344, 3952, 5434, 5672, 7799, 9217, 10868, 11344, 13471, 15598, 18434, 21736, 26942, 31196, 36868, 43472, 53884, 62392, 73736, 101387, 107768, 124784, 147472, 148181, 175123, 202774, 215536, 296362, 350246, 405548, 592724, 700492, 811096, 1185448, 1400984, 1622192, 1926353, 2370896, 2801968, 3852706, 7705412, 15410824, 30821648]

約数ペア:

[(1, 30821648), (2, 15410824), (4, 7705412), (8, 3852706), (11, 2801968), (13, 2370896), (16, 1926353), (19, 1622192), (22, 1400984), (26, 1185448), (38, 811096), (44, 700492), (52, 592724), (76, 405548), (88, 350246), (104, 296362), (143, 215536), (152, 202774), (176, 175123), (208, 148181), (209, 147472), (247, 124784), (286, 107768), (304, 101387), (418, 73736), (494, 62392), (572, 53884), (709, 43472), (836, 36868), (988, 31196), (1144, 26942), (1418, 21736), (1672, 18434), (1976, 15598), (2288, 13471), (2717, 11344), (2836, 10868), (3344, 9217), (3952, 7799), (5434, 5672)]