121552240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2198

約数の個数: 80

約数和(自身を含む): 304551936

約数和(自身を除く): 182999696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2131, 2480, 2852, 3565, 4262, 5704, 7130, 8524, 10655, 11408, 14260, 17048, 21310, 28520, 34096, 42620, 49013, 57040, 66061, 85240, 98026, 132122, 170480, 196052, 245065, 264244, 330305, 392104, 490130, 528488, 660610, 784208, 980260, 1056976, 1321220, 1519403, 1960520, 2642440, 3038806, 3921040, 5284880, 6077612, 7597015, 12155224, 15194030, 24310448, 30388060, 60776120, 121552240]

約数ペア:

[(1, 121552240), (2, 60776120), (4, 30388060), (5, 24310448), (8, 15194030), (10, 12155224), (16, 7597015), (20, 6077612), (23, 5284880), (31, 3921040), (40, 3038806), (46, 2642440), (62, 1960520), (80, 1519403), (92, 1321220), (115, 1056976), (124, 980260), (155, 784208), (184, 660610), (230, 528488), (248, 490130), (310, 392104), (368, 330305), (460, 264244), (496, 245065), (620, 196052), (713, 170480), (920, 132122), (1240, 98026), (1426, 85240), (1840, 66061), (2131, 57040), (2480, 49013), (2852, 42620), (3565, 34096), (4262, 28520), (5704, 21310), (7130, 17048), (8524, 14260), (10655, 11408)]