214929520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 160

約数和(自身を含む): 578088000

約数和(自身を除く): 363158480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 73, 76, 80, 95, 104, 130, 146, 149, 152, 190, 208, 247, 260, 292, 298, 304, 365, 380, 494, 520, 584, 596, 730, 745, 760, 949, 988, 1040, 1168, 1192, 1235, 1387, 1460, 1490, 1520, 1898, 1937, 1976, 2384, 2470, 2774, 2831, 2920, 2980, 3796, 3874, 3952, 4745, 4940, 5548, 5662, 5840, 5960, 6935, 7592, 7748, 9490, 9685, 9880, 10877, 11096, 11324, 11920, 13870, 14155, 15184, 15496, 18031, 18980, 19370, 19760, 21754, 22192, 22648, 27740, 28310, 30992, 36062, 36803, 37960, 38740, 43508, 45296, 54385, 55480, 56620, 72124, 73606, 75920, 77480, 87016, 90155, 108770, 110960, 113240, 141401, 144248, 147212, 154960, 174032, 180310, 184015, 206663, 217540, 226480, 282802, 288496, 294424, 360620, 368030, 413326, 435080, 565604, 588848, 707005, 721240, 736060, 826652, 870160, 1033315, 1131208, 1414010, 1442480, 1472120, 1653304, 2066630, 2262416, 2686619, 2828020, 2944240, 3306608, 4133260, 5373238, 5656040, 8266520, 10746476, 11312080, 13433095, 16533040, 21492952, 26866190, 42985904, 53732380, 107464760, 214929520]

約数ペア:

[(1, 214929520), (2, 107464760), (4, 53732380), (5, 42985904), (8, 26866190), (10, 21492952), (13, 16533040), (16, 13433095), (19, 11312080), (20, 10746476), (26, 8266520), (38, 5656040), (40, 5373238), (52, 4133260), (65, 3306608), (73, 2944240), (76, 2828020), (80, 2686619), (95, 2262416), (104, 2066630), (130, 1653304), (146, 1472120), (149, 1442480), (152, 1414010), (190, 1131208), (208, 1033315), (247, 870160), (260, 826652), (292, 736060), (298, 721240), (304, 707005), (365, 588848), (380, 565604), (494, 435080), (520, 413326), (584, 368030), (596, 360620), (730, 294424), (745, 288496), (760, 282802), (949, 226480), (988, 217540), (1040, 206663), (1168, 184015), (1192, 180310), (1235, 174032), (1387, 154960), (1460, 147212), (1490, 144248), (1520, 141401), (1898, 113240), (1937, 110960), (1976, 108770), (2384, 90155), (2470, 87016), (2774, 77480), (2831, 75920), (2920, 73606), (2980, 72124), (3796, 56620), (3874, 55480), (3952, 54385), (4745, 45296), (4940, 43508), (5548, 38740), (5662, 37960), (5840, 36803), (5960, 36062), (6935, 30992), (7592, 28310), (7748, 27740), (9490, 22648), (9685, 22192), (9880, 21754), (10877, 19760), (11096, 19370), (11324, 18980), (11920, 18031), (13870, 15496), (14155, 15184)]