171185840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 160

約数和(自身を含む): 479969280

約数和(自身を除く): 308783440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 83, 112, 116, 127, 140, 145, 166, 203, 232, 254, 280, 290, 332, 406, 415, 464, 508, 560, 580, 581, 635, 664, 812, 830, 889, 1015, 1016, 1160, 1162, 1270, 1328, 1624, 1660, 1778, 2030, 2032, 2320, 2324, 2407, 2540, 2905, 3248, 3320, 3556, 3683, 4060, 4445, 4648, 4814, 5080, 5810, 6640, 7112, 7366, 8120, 8890, 9296, 9628, 10160, 10541, 11620, 12035, 14224, 14732, 16240, 16849, 17780, 18415, 19256, 21082, 23240, 24070, 25781, 29464, 33698, 35560, 36830, 38512, 42164, 46480, 48140, 51562, 52705, 58928, 67396, 71120, 73660, 73787, 84245, 84328, 96280, 103124, 105410, 128905, 134792, 147320, 147574, 168490, 168656, 192560, 206248, 210820, 257810, 269584, 294640, 295148, 305689, 336980, 368935, 412496, 421640, 515620, 590296, 611378, 673960, 737870, 843280, 1031240, 1180592, 1222756, 1347920, 1475740, 1528445, 2062480, 2139823, 2445512, 2951480, 3056890, 4279646, 4891024, 5902960, 6113780, 8559292, 10699115, 12227560, 17118584, 21398230, 24455120, 34237168, 42796460, 85592920, 171185840]

約数ペア:

[(1, 171185840), (2, 85592920), (4, 42796460), (5, 34237168), (7, 24455120), (8, 21398230), (10, 17118584), (14, 12227560), (16, 10699115), (20, 8559292), (28, 6113780), (29, 5902960), (35, 4891024), (40, 4279646), (56, 3056890), (58, 2951480), (70, 2445512), (80, 2139823), (83, 2062480), (112, 1528445), (116, 1475740), (127, 1347920), (140, 1222756), (145, 1180592), (166, 1031240), (203, 843280), (232, 737870), (254, 673960), (280, 611378), (290, 590296), (332, 515620), (406, 421640), (415, 412496), (464, 368935), (508, 336980), (560, 305689), (580, 295148), (581, 294640), (635, 269584), (664, 257810), (812, 210820), (830, 206248), (889, 192560), (1015, 168656), (1016, 168490), (1160, 147574), (1162, 147320), (1270, 134792), (1328, 128905), (1624, 105410), (1660, 103124), (1778, 96280), (2030, 84328), (2032, 84245), (2320, 73787), (2324, 73660), (2407, 71120), (2540, 67396), (2905, 58928), (3248, 52705), (3320, 51562), (3556, 48140), (3683, 46480), (4060, 42164), (4445, 38512), (4648, 36830), (4814, 35560), (5080, 33698), (5810, 29464), (6640, 25781), (7112, 24070), (7366, 23240), (8120, 21082), (8890, 19256), (9296, 18415), (9628, 17780), (10160, 16849), (10541, 16240), (11620, 14732), (12035, 14224)]