27771660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 240

約数和(自身を含む): 104079360

約数和(自身を除く): 76307700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 79, 81, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 158, 162, 180, 186, 189, 210, 217, 237, 252, 270, 279, 310, 315, 316, 324, 372, 378, 395, 405, 420, 434, 465, 474, 540, 553, 558, 567, 620, 630, 651, 711, 756, 790, 810, 837, 868, 930, 945, 948, 1085, 1106, 1116, 1134, 1185, 1260, 1302, 1395, 1422, 1580, 1620, 1659, 1674, 1860, 1890, 1953, 2133, 2170, 2212, 2268, 2370, 2449, 2511, 2604, 2765, 2790, 2835, 2844, 3255, 3318, 3348, 3555, 3780, 3906, 4185, 4266, 4340, 4740, 4898, 4977, 5022, 5530, 5580, 5670, 5859, 6399, 6510, 6636, 7110, 7347, 7812, 8295, 8370, 8532, 9765, 9796, 9954, 10044, 10665, 11060, 11340, 11718, 12245, 12555, 12798, 13020, 14220, 14694, 14931, 16590, 16740, 17143, 17577, 19530, 19908, 21330, 22041, 23436, 24490, 24885, 25110, 25596, 29295, 29388, 29862, 31995, 33180, 34286, 35154, 36735, 39060, 42660, 44082, 44793, 48980, 49770, 50220, 51429, 58590, 59724, 63990, 66123, 68572, 70308, 73470, 74655, 85715, 87885, 88164, 89586, 99540, 102858, 110205, 117180, 127980, 132246, 146940, 149310, 154287, 171430, 175770, 179172, 198369, 205716, 220410, 223965, 257145, 264492, 298620, 308574, 330615, 342860, 351540, 396738, 440820, 447930, 462861, 514290, 617148, 661230, 771435, 793476, 895860, 925722, 991845, 1028580, 1322460, 1388583, 1542870, 1851444, 1983690, 2314305, 2777166, 3085740, 3967380, 4628610, 5554332, 6942915, 9257220, 13885830, 27771660]

約数ペア:

[(1, 27771660), (2, 13885830), (3, 9257220), (4, 6942915), (5, 5554332), (6, 4628610), (7, 3967380), (9, 3085740), (10, 2777166), (12, 2314305), (14, 1983690), (15, 1851444), (18, 1542870), (20, 1388583), (21, 1322460), (27, 1028580), (28, 991845), (30, 925722), (31, 895860), (35, 793476), (36, 771435), (42, 661230), (45, 617148), (54, 514290), (60, 462861), (62, 447930), (63, 440820), (70, 396738), (79, 351540), (81, 342860), (84, 330615), (90, 308574), (93, 298620), (105, 264492), (108, 257145), (124, 223965), (126, 220410), (135, 205716), (140, 198369), (155, 179172), (158, 175770), (162, 171430), (180, 154287), (186, 149310), (189, 146940), (210, 132246), (217, 127980), (237, 117180), (252, 110205), (270, 102858), (279, 99540), (310, 89586), (315, 88164), (316, 87885), (324, 85715), (372, 74655), (378, 73470), (395, 70308), (405, 68572), (420, 66123), (434, 63990), (465, 59724), (474, 58590), (540, 51429), (553, 50220), (558, 49770), (567, 48980), (620, 44793), (630, 44082), (651, 42660), (711, 39060), (756, 36735), (790, 35154), (810, 34286), (837, 33180), (868, 31995), (930, 29862), (945, 29388), (948, 29295), (1085, 25596), (1106, 25110), (1116, 24885), (1134, 24490), (1185, 23436), (1260, 22041), (1302, 21330), (1395, 19908), (1422, 19530), (1580, 17577), (1620, 17143), (1659, 16740), (1674, 16590), (1860, 14931), (1890, 14694), (1953, 14220), (2133, 13020), (2170, 12798), (2212, 12555), (2268, 12245), (2370, 11718), (2449, 11340), (2511, 11060), (2604, 10665), (2765, 10044), (2790, 9954), (2835, 9796), (2844, 9765), (3255, 8532), (3318, 8370), (3348, 8295), (3555, 7812), (3780, 7347), (3906, 7110), (4185, 6636), (4266, 6510), (4340, 6399), (4740, 5859), (4898, 5670), (4977, 5580), (5022, 5530)]