161945520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61343}}^1$

素因数の和:61370

約数の個数: 80

約数和(自身を含む): 547679232

約数和(自身を除く): 385733712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 61343, 122686, 184029, 245372, 306715, 368058, 490744, 613430, 674773, 736116, 920145, 981488, 1226860, 1349546, 1472232, 1840290, 2024319, 2453720, 2699092, 2944464, 3373865, 3680580, 4048638, 4907440, 5398184, 6747730, 7361160, 8097276, 10121595, 10796368, 13495460, 14722320, 16194552, 20243190, 26990920, 32389104, 40486380, 53981840, 80972760, 161945520]

約数ペア:

[(1, 161945520), (2, 80972760), (3, 53981840), (4, 40486380), (5, 32389104), (6, 26990920), (8, 20243190), (10, 16194552), (11, 14722320), (12, 13495460), (15, 10796368), (16, 10121595), (20, 8097276), (22, 7361160), (24, 6747730), (30, 5398184), (33, 4907440), (40, 4048638), (44, 3680580), (48, 3373865), (55, 2944464), (60, 2699092), (66, 2453720), (80, 2024319), (88, 1840290), (110, 1472232), (120, 1349546), (132, 1226860), (165, 981488), (176, 920145), (220, 736116), (240, 674773), (264, 613430), (330, 490744), (440, 368058), (528, 306715), (660, 245372), (880, 184029), (1320, 122686), (2640, 61343)]