311751180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 1070635104

約数和(自身を除く): 758883924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 113, 117, 130, 131, 135, 156, 162, 180, 195, 226, 234, 260, 262, 270, 324, 339, 351, 390, 393, 405, 452, 468, 524, 540, 565, 585, 655, 678, 702, 780, 786, 810, 1017, 1053, 1130, 1170, 1179, 1310, 1356, 1404, 1469, 1572, 1620, 1695, 1703, 1755, 1965, 2034, 2106, 2260, 2340, 2358, 2620, 2938, 3051, 3390, 3406, 3510, 3537, 3930, 4068, 4212, 4407, 4716, 5085, 5109, 5265, 5876, 5895, 6102, 6780, 6812, 7020, 7074, 7345, 7860, 8515, 8814, 9153, 10170, 10218, 10530, 10611, 11790, 12204, 13221, 14148, 14690, 14803, 15255, 15327, 17030, 17628, 17685, 18306, 20340, 20436, 21060, 21222, 22035, 23580, 25545, 26442, 29380, 29606, 30510, 30654, 34060, 35370, 36612, 39663, 42444, 44070, 44409, 45765, 45981, 51090, 52884, 53055, 59212, 61020, 61308, 66105, 70740, 74015, 76635, 79326, 88140, 88818, 91530, 91962, 102180, 106110, 118989, 132210, 133227, 137943, 148030, 153270, 158652, 177636, 183060, 183924, 192439, 198315, 212220, 222045, 229905, 237978, 264420, 266454, 275886, 296060, 306540, 384878, 396630, 399681, 444090, 459810, 475956, 532908, 551772, 577317, 594945, 666135, 689715, 769756, 793260, 799362, 888180, 919620, 962195, 1154634, 1189890, 1199043, 1332270, 1379430, 1598724, 1731951, 1924390, 1998405, 2309268, 2379780, 2398086, 2664540, 2758860, 2886585, 3463902, 3848780, 3996810, 4796172, 5195853, 5773170, 5995215, 6927804, 7993620, 8659755, 10391706, 11546340, 11990430, 15587559, 17319510, 20783412, 23980860, 25979265, 31175118, 34639020, 51958530, 62350236, 77937795, 103917060, 155875590, 311751180]

約数ペア:

[(1, 311751180), (2, 155875590), (3, 103917060), (4, 77937795), (5, 62350236), (6, 51958530), (9, 34639020), (10, 31175118), (12, 25979265), (13, 23980860), (15, 20783412), (18, 17319510), (20, 15587559), (26, 11990430), (27, 11546340), (30, 10391706), (36, 8659755), (39, 7993620), (45, 6927804), (52, 5995215), (54, 5773170), (60, 5195853), (65, 4796172), (78, 3996810), (81, 3848780), (90, 3463902), (108, 2886585), (113, 2758860), (117, 2664540), (130, 2398086), (131, 2379780), (135, 2309268), (156, 1998405), (162, 1924390), (180, 1731951), (195, 1598724), (226, 1379430), (234, 1332270), (260, 1199043), (262, 1189890), (270, 1154634), (324, 962195), (339, 919620), (351, 888180), (390, 799362), (393, 793260), (405, 769756), (452, 689715), (468, 666135), (524, 594945), (540, 577317), (565, 551772), (585, 532908), (655, 475956), (678, 459810), (702, 444090), (780, 399681), (786, 396630), (810, 384878), (1017, 306540), (1053, 296060), (1130, 275886), (1170, 266454), (1179, 264420), (1310, 237978), (1356, 229905), (1404, 222045), (1469, 212220), (1572, 198315), (1620, 192439), (1695, 183924), (1703, 183060), (1755, 177636), (1965, 158652), (2034, 153270), (2106, 148030), (2260, 137943), (2340, 133227), (2358, 132210), (2620, 118989), (2938, 106110), (3051, 102180), (3390, 91962), (3406, 91530), (3510, 88818), (3537, 88140), (3930, 79326), (4068, 76635), (4212, 74015), (4407, 70740), (4716, 66105), (5085, 61308), (5109, 61020), (5265, 59212), (5876, 53055), (5895, 52884), (6102, 51090), (6780, 45981), (6812, 45765), (7020, 44409), (7074, 44070), (7345, 42444), (7860, 39663), (8515, 36612), (8814, 35370), (9153, 34060), (10170, 30654), (10218, 30510), (10530, 29606), (10611, 29380), (11790, 26442), (12204, 25545), (13221, 23580), (14148, 22035), (14690, 21222), (14803, 21060), (15255, 20436), (15327, 20340), (17030, 18306), (17628, 17685)]