18946205520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{231503}}^1$

素因数の和:231561

約数の個数: 160

約数和(自身を含む): 66139766784

約数和(自身を除く): 47193561264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2728, 3410, 3720, 4092, 5115, 5456, 6820, 7440, 8184, 10230, 13640, 16368, 20460, 27280, 40920, 81840, 231503, 463006, 694509, 926012, 1157515, 1389018, 1852024, 2315030, 2546533, 2778036, 3472545, 3704048, 4630060, 5093066, 5556072, 6945090, 7176593, 7639599, 9260120, 10186132, 11112144, 12732665, 13890180, 14353186, 15279198, 18520240, 20372264, 21529779, 25465330, 27780360, 28706372, 30558396, 35882965, 38197995, 40744528, 43059558, 50930660, 55560720, 57412744, 61116792, 71765930, 76395990, 78942523, 86119116, 101861320, 107648895, 114825488, 122233584, 143531860, 152791980, 157885046, 172238232, 203722640, 215297790, 236827569, 287063720, 305583960, 315770092, 344476464, 394712615, 430595580, 473655138, 574127440, 611167920, 631540184, 789425230, 861191160, 947310276, 1184137845, 1263080368, 1578850460, 1722382320, 1894620552, 2368275690, 3157700920, 3789241104, 4736551380, 6315401840, 9473102760, 18946205520]

約数ペア:

[(1, 18946205520), (2, 9473102760), (3, 6315401840), (4, 4736551380), (5, 3789241104), (6, 3157700920), (8, 2368275690), (10, 1894620552), (11, 1722382320), (12, 1578850460), (15, 1263080368), (16, 1184137845), (20, 947310276), (22, 861191160), (24, 789425230), (30, 631540184), (31, 611167920), (33, 574127440), (40, 473655138), (44, 430595580), (48, 394712615), (55, 344476464), (60, 315770092), (62, 305583960), (66, 287063720), (80, 236827569), (88, 215297790), (93, 203722640), (110, 172238232), (120, 157885046), (124, 152791980), (132, 143531860), (155, 122233584), (165, 114825488), (176, 107648895), (186, 101861320), (220, 86119116), (240, 78942523), (248, 76395990), (264, 71765930), (310, 61116792), (330, 57412744), (341, 55560720), (372, 50930660), (440, 43059558), (465, 40744528), (496, 38197995), (528, 35882965), (620, 30558396), (660, 28706372), (682, 27780360), (744, 25465330), (880, 21529779), (930, 20372264), (1023, 18520240), (1240, 15279198), (1320, 14353186), (1364, 13890180), (1488, 12732665), (1705, 11112144), (1860, 10186132), (2046, 9260120), (2480, 7639599), (2640, 7176593), (2728, 6945090), (3410, 5556072), (3720, 5093066), (4092, 4630060), (5115, 3704048), (5456, 3472545), (6820, 2778036), (7440, 2546533), (8184, 2315030), (10230, 1852024), (13640, 1389018), (16368, 1157515), (20460, 926012), (27280, 694509), (40920, 463006), (81840, 231503)]