66937920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{1423}}^1$

素因数の和:1457

約数の個数: 168

約数和(自身を含む): 247400064

約数和(自身を除く): 180462144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1423, 1470, 1568, 1680, 1960, 2240, 2352, 2846, 2940, 3136, 3360, 3920, 4269, 4704, 5692, 5880, 6720, 7115, 7840, 8538, 9408, 9961, 11384, 11760, 14230, 15680, 17076, 19922, 21345, 22768, 23520, 28460, 29883, 34152, 39844, 42690, 45536, 47040, 49805, 56920, 59766, 68304, 69727, 79688, 85380, 91072, 99610, 113840, 119532, 136608, 139454, 149415, 159376, 170760, 199220, 209181, 227680, 239064, 273216, 278908, 298830, 318752, 341520, 348635, 398440, 418362, 455360, 478128, 557816, 597660, 637504, 683040, 697270, 796880, 836724, 956256, 1045905, 1115632, 1195320, 1366080, 1394540, 1593760, 1673448, 1912512, 2091810, 2231264, 2390640, 2789080, 3187520, 3346896, 4183620, 4462528, 4781280, 5578160, 6693792, 8367240, 9562560, 11156320, 13387584, 16734480, 22312640, 33468960, 66937920]

約数ペア:

[(1, 66937920), (2, 33468960), (3, 22312640), (4, 16734480), (5, 13387584), (6, 11156320), (7, 9562560), (8, 8367240), (10, 6693792), (12, 5578160), (14, 4781280), (15, 4462528), (16, 4183620), (20, 3346896), (21, 3187520), (24, 2789080), (28, 2390640), (30, 2231264), (32, 2091810), (35, 1912512), (40, 1673448), (42, 1593760), (48, 1394540), (49, 1366080), (56, 1195320), (60, 1115632), (64, 1045905), (70, 956256), (80, 836724), (84, 796880), (96, 697270), (98, 683040), (105, 637504), (112, 597660), (120, 557816), (140, 478128), (147, 455360), (160, 418362), (168, 398440), (192, 348635), (196, 341520), (210, 318752), (224, 298830), (240, 278908), (245, 273216), (280, 239064), (294, 227680), (320, 209181), (336, 199220), (392, 170760), (420, 159376), (448, 149415), (480, 139454), (490, 136608), (560, 119532), (588, 113840), (672, 99610), (735, 91072), (784, 85380), (840, 79688), (960, 69727), (980, 68304), (1120, 59766), (1176, 56920), (1344, 49805), (1423, 47040), (1470, 45536), (1568, 42690), (1680, 39844), (1960, 34152), (2240, 29883), (2352, 28460), (2846, 23520), (2940, 22768), (3136, 21345), (3360, 19922), (3920, 17076), (4269, 15680), (4704, 14230), (5692, 11760), (5880, 11384), (6720, 9961), (7115, 9408), (7840, 8538)]