77851620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 303803136

約数和(自身を除く): 225951516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 41, 42, 44, 45, 55, 60, 63, 66, 70, 77, 82, 84, 90, 99, 105, 110, 123, 126, 132, 137, 140, 154, 164, 165, 180, 198, 205, 210, 220, 231, 246, 252, 274, 287, 308, 315, 330, 369, 385, 396, 410, 411, 420, 451, 462, 492, 495, 548, 574, 615, 630, 660, 685, 693, 738, 770, 820, 822, 861, 902, 924, 959, 990, 1148, 1155, 1230, 1233, 1260, 1353, 1370, 1386, 1435, 1476, 1507, 1540, 1644, 1722, 1804, 1845, 1918, 1980, 2055, 2255, 2310, 2460, 2466, 2583, 2706, 2740, 2772, 2870, 2877, 3014, 3157, 3444, 3465, 3690, 3836, 4059, 4110, 4305, 4510, 4521, 4620, 4795, 4932, 5166, 5412, 5617, 5740, 5754, 6028, 6165, 6314, 6765, 6930, 7380, 7535, 8118, 8220, 8610, 8631, 9020, 9042, 9471, 9590, 10332, 10549, 11234, 11508, 12330, 12628, 12915, 13530, 13563, 13860, 14385, 15070, 15785, 16236, 16851, 17220, 17262, 18084, 18942, 19180, 20295, 21098, 22468, 22605, 24660, 25830, 27060, 27126, 28085, 28413, 28770, 30140, 31570, 31647, 33702, 34524, 37884, 39319, 40590, 42196, 43155, 45210, 47355, 50553, 51660, 52745, 54252, 56170, 56826, 57540, 61787, 63140, 63294, 67404, 67815, 78638, 81180, 84255, 86310, 90420, 94710, 94941, 101106, 105490, 112340, 113652, 117957, 123574, 126588, 135630, 142065, 157276, 158235, 168510, 172620, 185361, 189420, 189882, 196595, 202212, 210980, 235914, 247148, 252765, 271260, 284130, 308935, 316470, 337020, 353871, 370722, 379764, 393190, 432509, 471828, 474705, 505530, 556083, 568260, 589785, 617870, 632940, 707742, 741444, 786380, 865018, 926805, 949410, 1011060, 1112166, 1179570, 1235740, 1297527, 1415484, 1730036, 1769355, 1853610, 1898820, 2162545, 2224332, 2359140, 2595054, 2780415, 3538710, 3707220, 3892581, 4325090, 5190108, 5560830, 6487635, 7077420, 7785162, 8650180, 11121660, 12975270, 15570324, 19462905, 25950540, 38925810, 77851620]

約数ペア:

[(1, 77851620), (2, 38925810), (3, 25950540), (4, 19462905), (5, 15570324), (6, 12975270), (7, 11121660), (9, 8650180), (10, 7785162), (11, 7077420), (12, 6487635), (14, 5560830), (15, 5190108), (18, 4325090), (20, 3892581), (21, 3707220), (22, 3538710), (28, 2780415), (30, 2595054), (33, 2359140), (35, 2224332), (36, 2162545), (41, 1898820), (42, 1853610), (44, 1769355), (45, 1730036), (55, 1415484), (60, 1297527), (63, 1235740), (66, 1179570), (70, 1112166), (77, 1011060), (82, 949410), (84, 926805), (90, 865018), (99, 786380), (105, 741444), (110, 707742), (123, 632940), (126, 617870), (132, 589785), (137, 568260), (140, 556083), (154, 505530), (164, 474705), (165, 471828), (180, 432509), (198, 393190), (205, 379764), (210, 370722), (220, 353871), (231, 337020), (246, 316470), (252, 308935), (274, 284130), (287, 271260), (308, 252765), (315, 247148), (330, 235914), (369, 210980), (385, 202212), (396, 196595), (410, 189882), (411, 189420), (420, 185361), (451, 172620), (462, 168510), (492, 158235), (495, 157276), (548, 142065), (574, 135630), (615, 126588), (630, 123574), (660, 117957), (685, 113652), (693, 112340), (738, 105490), (770, 101106), (820, 94941), (822, 94710), (861, 90420), (902, 86310), (924, 84255), (959, 81180), (990, 78638), (1148, 67815), (1155, 67404), (1230, 63294), (1233, 63140), (1260, 61787), (1353, 57540), (1370, 56826), (1386, 56170), (1435, 54252), (1476, 52745), (1507, 51660), (1540, 50553), (1644, 47355), (1722, 45210), (1804, 43155), (1845, 42196), (1918, 40590), (1980, 39319), (2055, 37884), (2255, 34524), (2310, 33702), (2460, 31647), (2466, 31570), (2583, 30140), (2706, 28770), (2740, 28413), (2772, 28085), (2870, 27126), (2877, 27060), (3014, 25830), (3157, 24660), (3444, 22605), (3465, 22468), (3690, 21098), (3836, 20295), (4059, 19180), (4110, 18942), (4305, 18084), (4510, 17262), (4521, 17220), (4620, 16851), (4795, 16236), (4932, 15785), (5166, 15070), (5412, 14385), (5617, 13860), (5740, 13563), (5754, 13530), (6028, 12915), (6165, 12628), (6314, 12330), (6765, 11508), (6930, 11234), (7380, 10549), (7535, 10332), (8118, 9590), (8220, 9471), (8610, 9042), (8631, 9020)]