643243632

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{857}}^1$

素因数の和:1710

約数の個数: 80

約数和(自身を含む): 1753340160

約数和(自身を除く): 1110096528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 823, 857, 912, 1646, 1714, 2469, 2571, 3292, 3428, 4938, 5142, 6584, 6856, 9876, 10284, 13168, 13712, 15637, 16283, 19752, 20568, 31274, 32566, 39504, 41136, 46911, 48849, 62548, 65132, 93822, 97698, 125096, 130264, 187644, 195396, 250192, 260528, 375288, 390792, 705311, 750576, 781584, 1410622, 2115933, 2821244, 4231866, 5642488, 8463732, 11284976, 13400909, 16927464, 26801818, 33854928, 40202727, 53603636, 80405454, 107207272, 160810908, 214414544, 321621816, 643243632]

約数ペア:

[(1, 643243632), (2, 321621816), (3, 214414544), (4, 160810908), (6, 107207272), (8, 80405454), (12, 53603636), (16, 40202727), (19, 33854928), (24, 26801818), (38, 16927464), (48, 13400909), (57, 11284976), (76, 8463732), (114, 5642488), (152, 4231866), (228, 2821244), (304, 2115933), (456, 1410622), (823, 781584), (857, 750576), (912, 705311), (1646, 390792), (1714, 375288), (2469, 260528), (2571, 250192), (3292, 195396), (3428, 187644), (4938, 130264), (5142, 125096), (6584, 97698), (6856, 93822), (9876, 65132), (10284, 62548), (13168, 48849), (13712, 46911), (15637, 41136), (16283, 39504), (19752, 32566), (20568, 31274)]