1639831680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9817}}^1$

素因数の和:9871

約数の個数: 192

約数和(自身を含む): 5858400600

約数和(自身を除く): 4218568920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 522, 576, 580, 640, 696, 720, 870, 928, 960, 1044, 1152, 1160, 1305, 1392, 1440, 1740, 1856, 1920, 2088, 2320, 2610, 2784, 2880, 3480, 3712, 4176, 4640, 5220, 5568, 5760, 6960, 8352, 9280, 9817, 10440, 11136, 13920, 16704, 18560, 19634, 20880, 27840, 29451, 33408, 39268, 41760, 49085, 55680, 58902, 78536, 83520, 88353, 98170, 117804, 147255, 157072, 167040, 176706, 196340, 235608, 284693, 294510, 314144, 353412, 392680, 441765, 471216, 569386, 589020, 628288, 706824, 785360, 854079, 883530, 942432, 1138772, 1178040, 1256576, 1413648, 1423465, 1570720, 1708158, 1767060, 1884864, 2277544, 2356080, 2562237, 2827296, 2846930, 3141440, 3416316, 3534120, 3769728, 4270395, 4555088, 4712160, 5124474, 5654592, 5693860, 6282880, 6832632, 7068240, 8540790, 9110176, 9424320, 10248948, 11309184, 11387720, 12811185, 13665264, 14136480, 17081580, 18220352, 18848640, 20497896, 22775440, 25622370, 27330528, 28272960, 34163160, 36440704, 40995792, 45550880, 51244740, 54661056, 56545920, 68326320, 81991584, 91101760, 102489480, 109322112, 136652640, 163983168, 182203520, 204978960, 273305280, 327966336, 409957920, 546610560, 819915840, 1639831680]

約数ペア:

[(1, 1639831680), (2, 819915840), (3, 546610560), (4, 409957920), (5, 327966336), (6, 273305280), (8, 204978960), (9, 182203520), (10, 163983168), (12, 136652640), (15, 109322112), (16, 102489480), (18, 91101760), (20, 81991584), (24, 68326320), (29, 56545920), (30, 54661056), (32, 51244740), (36, 45550880), (40, 40995792), (45, 36440704), (48, 34163160), (58, 28272960), (60, 27330528), (64, 25622370), (72, 22775440), (80, 20497896), (87, 18848640), (90, 18220352), (96, 17081580), (116, 14136480), (120, 13665264), (128, 12811185), (144, 11387720), (145, 11309184), (160, 10248948), (174, 9424320), (180, 9110176), (192, 8540790), (232, 7068240), (240, 6832632), (261, 6282880), (288, 5693860), (290, 5654592), (320, 5124474), (348, 4712160), (360, 4555088), (384, 4270395), (435, 3769728), (464, 3534120), (480, 3416316), (522, 3141440), (576, 2846930), (580, 2827296), (640, 2562237), (696, 2356080), (720, 2277544), (870, 1884864), (928, 1767060), (960, 1708158), (1044, 1570720), (1152, 1423465), (1160, 1413648), (1305, 1256576), (1392, 1178040), (1440, 1138772), (1740, 942432), (1856, 883530), (1920, 854079), (2088, 785360), (2320, 706824), (2610, 628288), (2784, 589020), (2880, 569386), (3480, 471216), (3712, 441765), (4176, 392680), (4640, 353412), (5220, 314144), (5568, 294510), (5760, 284693), (6960, 235608), (8352, 196340), (9280, 176706), (9817, 167040), (10440, 157072), (11136, 147255), (13920, 117804), (16704, 98170), (18560, 88353), (19634, 83520), (20880, 78536), (27840, 58902), (29451, 55680), (33408, 49085), (39268, 41760)]