123585920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 322328160

約数和(自身を除く): 198742240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 160, 170, 185, 272, 296, 307, 320, 340, 370, 544, 592, 614, 629, 640, 680, 740, 1088, 1184, 1228, 1258, 1360, 1480, 1535, 2176, 2368, 2456, 2516, 2720, 2960, 3070, 3145, 4736, 4912, 5032, 5219, 5440, 5920, 6140, 6290, 9824, 10064, 10438, 10880, 11359, 11840, 12280, 12580, 19648, 20128, 20876, 22718, 23680, 24560, 25160, 26095, 39296, 40256, 41752, 45436, 49120, 50320, 52190, 56795, 80512, 83504, 90872, 98240, 100640, 104380, 113590, 167008, 181744, 193103, 196480, 201280, 208760, 227180, 334016, 363488, 386206, 402560, 417520, 454360, 668032, 726976, 772412, 835040, 908720, 965515, 1453952, 1544824, 1670080, 1817440, 1931030, 3089648, 3340160, 3634880, 3862060, 6179296, 7269760, 7724120, 12358592, 15448240, 24717184, 30896480, 61792960, 123585920]

約数ペア:

[(1, 123585920), (2, 61792960), (4, 30896480), (5, 24717184), (8, 15448240), (10, 12358592), (16, 7724120), (17, 7269760), (20, 6179296), (32, 3862060), (34, 3634880), (37, 3340160), (40, 3089648), (64, 1931030), (68, 1817440), (74, 1670080), (80, 1544824), (85, 1453952), (128, 965515), (136, 908720), (148, 835040), (160, 772412), (170, 726976), (185, 668032), (272, 454360), (296, 417520), (307, 402560), (320, 386206), (340, 363488), (370, 334016), (544, 227180), (592, 208760), (614, 201280), (629, 196480), (640, 193103), (680, 181744), (740, 167008), (1088, 113590), (1184, 104380), (1228, 100640), (1258, 98240), (1360, 90872), (1480, 83504), (1535, 80512), (2176, 56795), (2368, 52190), (2456, 50320), (2516, 49120), (2720, 45436), (2960, 41752), (3070, 40256), (3145, 39296), (4736, 26095), (4912, 25160), (5032, 24560), (5219, 23680), (5440, 22718), (5920, 20876), (6140, 20128), (6290, 19648), (9824, 12580), (10064, 12280), (10438, 11840), (10880, 11359)]