79988580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{3023}}^1$

素因数の和:3055

約数の個数: 144

約数和(自身を含む): 289578240

約数和(自身を除く): 209589660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3023, 3780, 4410, 5292, 6046, 6615, 8820, 9069, 12092, 13230, 15115, 18138, 21161, 26460, 27207, 30230, 36276, 42322, 45345, 54414, 60460, 63483, 81621, 84644, 90690, 105805, 108828, 126966, 136035, 148127, 163242, 181380, 190449, 211610, 253932, 272070, 296254, 317415, 326484, 380898, 408105, 423220, 444381, 544140, 571347, 592508, 634830, 740635, 761796, 816210, 888762, 952245, 1142694, 1269660, 1333143, 1481270, 1632420, 1777524, 1904490, 2221905, 2285388, 2666286, 2856735, 2962540, 3808980, 3999429, 4443810, 5332572, 5713470, 6665715, 7998858, 8887620, 11426940, 13331430, 15997716, 19997145, 26662860, 39994290, 79988580]

約数ペア:

[(1, 79988580), (2, 39994290), (3, 26662860), (4, 19997145), (5, 15997716), (6, 13331430), (7, 11426940), (9, 8887620), (10, 7998858), (12, 6665715), (14, 5713470), (15, 5332572), (18, 4443810), (20, 3999429), (21, 3808980), (27, 2962540), (28, 2856735), (30, 2666286), (35, 2285388), (36, 2221905), (42, 1904490), (45, 1777524), (49, 1632420), (54, 1481270), (60, 1333143), (63, 1269660), (70, 1142694), (84, 952245), (90, 888762), (98, 816210), (105, 761796), (108, 740635), (126, 634830), (135, 592508), (140, 571347), (147, 544140), (180, 444381), (189, 423220), (196, 408105), (210, 380898), (245, 326484), (252, 317415), (270, 296254), (294, 272070), (315, 253932), (378, 211610), (420, 190449), (441, 181380), (490, 163242), (540, 148127), (588, 136035), (630, 126966), (735, 108828), (756, 105805), (882, 90690), (945, 84644), (980, 81621), (1260, 63483), (1323, 60460), (1470, 54414), (1764, 45345), (1890, 42322), (2205, 36276), (2646, 30230), (2940, 27207), (3023, 26460), (3780, 21161), (4410, 18138), (5292, 15115), (6046, 13230), (6615, 12092), (8820, 9069)]