79985880

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 224

約数和(自身を含む): 291962160

約数和(自身を除く): 211976280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 211, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 422, 468, 486, 520, 540, 585, 633, 648, 702, 729, 780, 810, 844, 936, 972, 1053, 1055, 1080, 1170, 1215, 1266, 1404, 1458, 1560, 1620, 1688, 1755, 1899, 1944, 2106, 2110, 2340, 2430, 2532, 2743, 2808, 2916, 3159, 3165, 3240, 3510, 3645, 3798, 4212, 4220, 4680, 4860, 5064, 5265, 5486, 5697, 5832, 6318, 6330, 7020, 7290, 7596, 8229, 8424, 8440, 9477, 9495, 9720, 10530, 10972, 11394, 12636, 12660, 13715, 14040, 14580, 15192, 15795, 16458, 17091, 18954, 18990, 21060, 21944, 22788, 24687, 25272, 25320, 27430, 28485, 29160, 31590, 32916, 34182, 37908, 37980, 41145, 42120, 45576, 47385, 49374, 51273, 54860, 56970, 63180, 65832, 68364, 74061, 75816, 75960, 82290, 85455, 94770, 98748, 102546, 109720, 113940, 123435, 126360, 136728, 148122, 153819, 164580, 170910, 189540, 197496, 205092, 222183, 227880, 246870, 256365, 296244, 307638, 329160, 341820, 370305, 379080, 410184, 444366, 493740, 512730, 592488, 615276, 666549, 683640, 740610, 769095, 888732, 987480, 1025460, 1110915, 1230552, 1333098, 1481220, 1538190, 1777464, 1999647, 2050920, 2221830, 2666196, 2962440, 3076380, 3332745, 3999294, 4443660, 5332392, 6152760, 6665490, 7998588, 8887320, 9998235, 13330980, 15997176, 19996470, 26661960, 39992940, 79985880]

約数ペア:

[(1, 79985880), (2, 39992940), (3, 26661960), (4, 19996470), (5, 15997176), (6, 13330980), (8, 9998235), (9, 8887320), (10, 7998588), (12, 6665490), (13, 6152760), (15, 5332392), (18, 4443660), (20, 3999294), (24, 3332745), (26, 3076380), (27, 2962440), (30, 2666196), (36, 2221830), (39, 2050920), (40, 1999647), (45, 1777464), (52, 1538190), (54, 1481220), (60, 1333098), (65, 1230552), (72, 1110915), (78, 1025460), (81, 987480), (90, 888732), (104, 769095), (108, 740610), (117, 683640), (120, 666549), (130, 615276), (135, 592488), (156, 512730), (162, 493740), (180, 444366), (195, 410184), (211, 379080), (216, 370305), (234, 341820), (243, 329160), (260, 307638), (270, 296244), (312, 256365), (324, 246870), (351, 227880), (360, 222183), (390, 205092), (405, 197496), (422, 189540), (468, 170910), (486, 164580), (520, 153819), (540, 148122), (585, 136728), (633, 126360), (648, 123435), (702, 113940), (729, 109720), (780, 102546), (810, 98748), (844, 94770), (936, 85455), (972, 82290), (1053, 75960), (1055, 75816), (1080, 74061), (1170, 68364), (1215, 65832), (1266, 63180), (1404, 56970), (1458, 54860), (1560, 51273), (1620, 49374), (1688, 47385), (1755, 45576), (1899, 42120), (1944, 41145), (2106, 37980), (2110, 37908), (2340, 34182), (2430, 32916), (2532, 31590), (2743, 29160), (2808, 28485), (2916, 27430), (3159, 25320), (3165, 25272), (3240, 24687), (3510, 22788), (3645, 21944), (3798, 21060), (4212, 18990), (4220, 18954), (4680, 17091), (4860, 16458), (5064, 15795), (5265, 15192), (5486, 14580), (5697, 14040), (5832, 13715), (6318, 12660), (6330, 12636), (7020, 11394), (7290, 10972), (7596, 10530), (8229, 9720), (8424, 9495), (8440, 9477)]