40784020480

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6287}}^1$

素因数の和:6500

約数の個数: 176

約数和(自身を含む): 112445738496

約数和(自身を除く): 71661718016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 181, 224, 256, 280, 320, 362, 448, 512, 560, 640, 724, 896, 905, 1024, 1120, 1267, 1280, 1448, 1792, 1810, 2240, 2534, 2560, 2896, 3584, 3620, 4480, 5068, 5120, 5792, 6287, 6335, 7168, 7240, 8960, 10136, 11584, 12574, 12670, 14480, 17920, 20272, 23168, 25148, 25340, 28960, 31435, 35840, 40544, 44009, 46336, 50296, 50680, 57920, 62870, 81088, 88018, 92672, 100592, 101360, 115840, 125740, 162176, 176036, 185344, 201184, 202720, 220045, 231680, 251480, 324352, 352072, 402368, 405440, 440090, 463360, 502960, 648704, 704144, 804736, 810880, 880180, 926720, 1005920, 1137947, 1297408, 1408288, 1609472, 1621760, 1760360, 2011840, 2275894, 2816576, 3218944, 3243520, 3520720, 4023680, 4551788, 5633152, 5689735, 6437888, 6487040, 7041440, 7965629, 8047360, 9103576, 11266304, 11379470, 14082880, 15931258, 16094720, 18207152, 22532608, 22758940, 28165760, 31862516, 32189440, 36414304, 39828145, 45065216, 45517880, 56331520, 63725032, 72828608, 79656290, 91035760, 112663040, 127450064, 145657216, 159312580, 182071520, 225326080, 254900128, 291314432, 318625160, 364143040, 509800256, 582628864, 637250320, 728286080, 1019600512, 1165257728, 1274500640, 1456572160, 2039201024, 2549001280, 2913144320, 4078402048, 5098002560, 5826288640, 8156804096, 10196005120, 20392010240, 40784020480]

約数ペア:

[(1, 40784020480), (2, 20392010240), (4, 10196005120), (5, 8156804096), (7, 5826288640), (8, 5098002560), (10, 4078402048), (14, 2913144320), (16, 2549001280), (20, 2039201024), (28, 1456572160), (32, 1274500640), (35, 1165257728), (40, 1019600512), (56, 728286080), (64, 637250320), (70, 582628864), (80, 509800256), (112, 364143040), (128, 318625160), (140, 291314432), (160, 254900128), (181, 225326080), (224, 182071520), (256, 159312580), (280, 145657216), (320, 127450064), (362, 112663040), (448, 91035760), (512, 79656290), (560, 72828608), (640, 63725032), (724, 56331520), (896, 45517880), (905, 45065216), (1024, 39828145), (1120, 36414304), (1267, 32189440), (1280, 31862516), (1448, 28165760), (1792, 22758940), (1810, 22532608), (2240, 18207152), (2534, 16094720), (2560, 15931258), (2896, 14082880), (3584, 11379470), (3620, 11266304), (4480, 9103576), (5068, 8047360), (5120, 7965629), (5792, 7041440), (6287, 6487040), (6335, 6437888), (7168, 5689735), (7240, 5633152), (8960, 4551788), (10136, 4023680), (11584, 3520720), (12574, 3243520), (12670, 3218944), (14480, 2816576), (17920, 2275894), (20272, 2011840), (23168, 1760360), (25148, 1621760), (25340, 1609472), (28960, 1408288), (31435, 1297408), (35840, 1137947), (40544, 1005920), (44009, 926720), (46336, 880180), (50296, 810880), (50680, 804736), (57920, 704144), (62870, 648704), (81088, 502960), (88018, 463360), (92672, 440090), (100592, 405440), (101360, 402368), (115840, 352072), (125740, 324352), (162176, 251480), (176036, 231680), (185344, 220045), (201184, 202720)]