66458880

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 180

約数和(自身を含む): 238173012

約数和(自身を除く): 171714132

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 641, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1282, 1296, 1440, 1620, 1728, 1920, 1923, 2160, 2304, 2564, 2592, 2880, 3205, 3240, 3456, 3840, 3846, 4320, 5128, 5184, 5760, 5769, 6410, 6480, 6912, 7692, 8640, 9615, 10256, 10368, 11520, 11538, 12820, 12960, 15384, 17280, 17307, 19230, 20512, 20736, 23076, 25640, 25920, 28845, 30768, 34560, 34614, 38460, 41024, 46152, 51280, 51840, 51921, 57690, 61536, 69228, 76920, 82048, 86535, 92304, 102560, 103680, 103842, 115380, 123072, 138456, 153840, 164096, 173070, 184608, 205120, 207684, 230760, 246144, 259605, 276912, 307680, 346140, 369216, 410240, 415368, 461520, 492288, 519210, 553824, 615360, 692280, 738432, 820480, 830736, 923040, 1038420, 1107648, 1230720, 1384560, 1476864, 1661472, 1846080, 2076840, 2215296, 2461440, 2769120, 3322944, 3692160, 4153680, 4430592, 5538240, 6645888, 7384320, 8307360, 11076480, 13291776, 16614720, 22152960, 33229440, 66458880]

約数ペア:

[(1, 66458880), (2, 33229440), (3, 22152960), (4, 16614720), (5, 13291776), (6, 11076480), (8, 8307360), (9, 7384320), (10, 6645888), (12, 5538240), (15, 4430592), (16, 4153680), (18, 3692160), (20, 3322944), (24, 2769120), (27, 2461440), (30, 2215296), (32, 2076840), (36, 1846080), (40, 1661472), (45, 1476864), (48, 1384560), (54, 1230720), (60, 1107648), (64, 1038420), (72, 923040), (80, 830736), (81, 820480), (90, 738432), (96, 692280), (108, 615360), (120, 553824), (128, 519210), (135, 492288), (144, 461520), (160, 415368), (162, 410240), (180, 369216), (192, 346140), (216, 307680), (240, 276912), (256, 259605), (270, 246144), (288, 230760), (320, 207684), (324, 205120), (360, 184608), (384, 173070), (405, 164096), (432, 153840), (480, 138456), (540, 123072), (576, 115380), (640, 103842), (641, 103680), (648, 102560), (720, 92304), (768, 86535), (810, 82048), (864, 76920), (960, 69228), (1080, 61536), (1152, 57690), (1280, 51921), (1282, 51840), (1296, 51280), (1440, 46152), (1620, 41024), (1728, 38460), (1920, 34614), (1923, 34560), (2160, 30768), (2304, 28845), (2564, 25920), (2592, 25640), (2880, 23076), (3205, 20736), (3240, 20512), (3456, 19230), (3840, 17307), (3846, 17280), (4320, 15384), (5128, 12960), (5184, 12820), (5760, 11538), (5769, 11520), (6410, 10368), (6480, 10256), (6912, 9615), (7692, 8640)]