681873920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2927}}^1$

素因数の和:2970

約数の個数: 160

約数和(自身を含む): 2012871168

約数和(自身を除く): 1330997248

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2560, 2912, 2927, 3328, 3584, 3640, 4160, 4480, 5824, 5854, 6656, 7280, 8320, 8960, 11648, 11708, 14560, 14635, 16640, 17920, 20489, 23296, 23416, 29120, 29270, 33280, 38051, 40978, 46592, 46832, 58240, 58540, 76102, 81956, 93664, 102445, 116480, 117080, 152204, 163912, 187328, 190255, 204890, 232960, 234160, 266357, 304408, 327824, 374656, 380510, 409780, 468320, 532714, 608816, 655648, 749312, 761020, 819560, 936640, 1065428, 1217632, 1311296, 1331785, 1498624, 1522040, 1639120, 1873280, 2130856, 2435264, 2622592, 2663570, 3044080, 3278240, 3746560, 4261712, 4870528, 5245184, 5327140, 6088160, 6556480, 7493120, 8523424, 9741056, 10490368, 10654280, 12176320, 13112960, 17046848, 19482112, 21308560, 24352640, 26225920, 34093696, 42617120, 48705280, 52451840, 68187392, 85234240, 97410560, 136374784, 170468480, 340936960, 681873920]

約数ペア:

[(1, 681873920), (2, 340936960), (4, 170468480), (5, 136374784), (7, 97410560), (8, 85234240), (10, 68187392), (13, 52451840), (14, 48705280), (16, 42617120), (20, 34093696), (26, 26225920), (28, 24352640), (32, 21308560), (35, 19482112), (40, 17046848), (52, 13112960), (56, 12176320), (64, 10654280), (65, 10490368), (70, 9741056), (80, 8523424), (91, 7493120), (104, 6556480), (112, 6088160), (128, 5327140), (130, 5245184), (140, 4870528), (160, 4261712), (182, 3746560), (208, 3278240), (224, 3044080), (256, 2663570), (260, 2622592), (280, 2435264), (320, 2130856), (364, 1873280), (416, 1639120), (448, 1522040), (455, 1498624), (512, 1331785), (520, 1311296), (560, 1217632), (640, 1065428), (728, 936640), (832, 819560), (896, 761020), (910, 749312), (1040, 655648), (1120, 608816), (1280, 532714), (1456, 468320), (1664, 409780), (1792, 380510), (1820, 374656), (2080, 327824), (2240, 304408), (2560, 266357), (2912, 234160), (2927, 232960), (3328, 204890), (3584, 190255), (3640, 187328), (4160, 163912), (4480, 152204), (5824, 117080), (5854, 116480), (6656, 102445), (7280, 93664), (8320, 81956), (8960, 76102), (11648, 58540), (11708, 58240), (14560, 46832), (14635, 46592), (16640, 40978), (17920, 38051), (20489, 33280), (23296, 29270), (23416, 29120)]