121239760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 310292640

約数和(自身を除く): 189052880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 83, 95, 124, 152, 155, 166, 190, 248, 304, 310, 332, 380, 415, 496, 589, 620, 664, 760, 830, 961, 1178, 1240, 1328, 1520, 1577, 1660, 1922, 2356, 2480, 2573, 2945, 3154, 3320, 3844, 4712, 4805, 5146, 5890, 6308, 6640, 7688, 7885, 9424, 9610, 10292, 11780, 12616, 12865, 15376, 15770, 18259, 19220, 20584, 23560, 25232, 25730, 31540, 36518, 38440, 41168, 47120, 48887, 51460, 63080, 73036, 76880, 79763, 91295, 97774, 102920, 126160, 146072, 159526, 182590, 195548, 205840, 244435, 292144, 319052, 365180, 391096, 398815, 488870, 638104, 730360, 782192, 797630, 977740, 1276208, 1460720, 1515497, 1595260, 1955480, 3030994, 3190520, 3910960, 6061988, 6381040, 7577485, 12123976, 15154970, 24247952, 30309940, 60619880, 121239760]

約数ペア:

[(1, 121239760), (2, 60619880), (4, 30309940), (5, 24247952), (8, 15154970), (10, 12123976), (16, 7577485), (19, 6381040), (20, 6061988), (31, 3910960), (38, 3190520), (40, 3030994), (62, 1955480), (76, 1595260), (80, 1515497), (83, 1460720), (95, 1276208), (124, 977740), (152, 797630), (155, 782192), (166, 730360), (190, 638104), (248, 488870), (304, 398815), (310, 391096), (332, 365180), (380, 319052), (415, 292144), (496, 244435), (589, 205840), (620, 195548), (664, 182590), (760, 159526), (830, 146072), (961, 126160), (1178, 102920), (1240, 97774), (1328, 91295), (1520, 79763), (1577, 76880), (1660, 73036), (1922, 63080), (2356, 51460), (2480, 48887), (2573, 47120), (2945, 41168), (3154, 38440), (3320, 36518), (3844, 31540), (4712, 25730), (4805, 25232), (5146, 23560), (5890, 20584), (6308, 19220), (6640, 18259), (7688, 15770), (7885, 15376), (9424, 12865), (9610, 12616), (10292, 11780)]