242479520

素因数分解:

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

素因数の和:179

約数の個数: 144

約数和(自身を含む): 630594720

約数和(自身を除く): 388115200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 83, 95, 124, 152, 155, 160, 166, 190, 248, 304, 310, 332, 380, 415, 496, 589, 608, 620, 664, 760, 830, 961, 992, 1178, 1240, 1328, 1520, 1577, 1660, 1922, 2356, 2480, 2573, 2656, 2945, 3040, 3154, 3320, 3844, 4712, 4805, 4960, 5146, 5890, 6308, 6640, 7688, 7885, 9424, 9610, 10292, 11780, 12616, 12865, 13280, 15376, 15770, 18259, 18848, 19220, 20584, 23560, 25232, 25730, 30752, 31540, 36518, 38440, 41168, 47120, 48887, 50464, 51460, 63080, 73036, 76880, 79763, 82336, 91295, 94240, 97774, 102920, 126160, 146072, 153760, 159526, 182590, 195548, 205840, 244435, 252320, 292144, 319052, 365180, 391096, 398815, 411680, 488870, 584288, 638104, 730360, 782192, 797630, 977740, 1276208, 1460720, 1515497, 1564384, 1595260, 1955480, 2552416, 2921440, 3030994, 3190520, 3910960, 6061988, 6381040, 7577485, 7821920, 12123976, 12762080, 15154970, 24247952, 30309940, 48495904, 60619880, 121239760, 242479520]

約数ペア:

[(1, 242479520), (2, 121239760), (4, 60619880), (5, 48495904), (8, 30309940), (10, 24247952), (16, 15154970), (19, 12762080), (20, 12123976), (31, 7821920), (32, 7577485), (38, 6381040), (40, 6061988), (62, 3910960), (76, 3190520), (80, 3030994), (83, 2921440), (95, 2552416), (124, 1955480), (152, 1595260), (155, 1564384), (160, 1515497), (166, 1460720), (190, 1276208), (248, 977740), (304, 797630), (310, 782192), (332, 730360), (380, 638104), (415, 584288), (496, 488870), (589, 411680), (608, 398815), (620, 391096), (664, 365180), (760, 319052), (830, 292144), (961, 252320), (992, 244435), (1178, 205840), (1240, 195548), (1328, 182590), (1520, 159526), (1577, 153760), (1660, 146072), (1922, 126160), (2356, 102920), (2480, 97774), (2573, 94240), (2656, 91295), (2945, 82336), (3040, 79763), (3154, 76880), (3320, 73036), (3844, 63080), (4712, 51460), (4805, 50464), (4960, 48887), (5146, 47120), (5890, 41168), (6308, 38440), (6640, 36518), (7688, 31540), (7885, 30752), (9424, 25730), (9610, 25232), (10292, 23560), (11780, 20584), (12616, 19220), (12865, 18848), (13280, 18259), (15376, 15770)]