31538430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 256

約数和(自身を含む): 110315520

約数和(自身を除く): 78777090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 37, 41, 42, 45, 54, 55, 63, 66, 70, 74, 77, 82, 90, 99, 105, 110, 111, 123, 126, 135, 154, 165, 185, 189, 198, 205, 210, 222, 231, 246, 259, 270, 287, 297, 315, 330, 333, 369, 370, 378, 385, 407, 410, 451, 462, 495, 518, 555, 574, 594, 615, 630, 666, 693, 738, 770, 777, 814, 861, 902, 945, 990, 999, 1107, 1110, 1155, 1221, 1230, 1295, 1353, 1386, 1435, 1485, 1517, 1554, 1665, 1722, 1845, 1890, 1998, 2035, 2079, 2214, 2255, 2310, 2331, 2442, 2583, 2590, 2706, 2849, 2870, 2970, 3034, 3157, 3330, 3465, 3663, 3690, 3885, 4059, 4070, 4158, 4305, 4510, 4551, 4662, 4995, 5166, 5535, 5698, 6105, 6314, 6765, 6930, 6993, 7326, 7585, 7749, 7770, 8118, 8547, 8610, 9102, 9471, 9990, 10395, 10619, 10989, 11070, 11655, 12177, 12210, 12915, 13530, 13653, 13986, 14245, 15170, 15498, 15785, 16687, 17094, 18315, 18942, 20295, 20790, 21238, 21978, 22755, 23310, 24354, 25641, 25830, 27306, 28413, 28490, 31570, 31857, 33374, 34965, 36630, 38745, 40590, 40959, 42735, 45510, 47355, 50061, 51282, 53095, 54945, 56826, 60885, 63714, 68265, 69930, 76923, 77490, 81918, 83435, 85239, 85470, 94710, 95571, 100122, 106190, 109890, 116809, 121770, 128205, 136530, 142065, 150183, 153846, 159285, 166870, 170478, 191142, 204795, 233618, 250305, 256410, 284130, 286713, 300366, 318570, 350427, 384615, 409590, 426195, 450549, 477855, 500610, 573426, 584045, 700854, 750915, 769230, 852390, 901098, 955710, 1051281, 1168090, 1433565, 1501830, 1752135, 2102562, 2252745, 2867130, 3153843, 3504270, 4505490, 5256405, 6307686, 10512810, 15769215, 31538430]

約数ペア:

[(1, 31538430), (2, 15769215), (3, 10512810), (5, 6307686), (6, 5256405), (7, 4505490), (9, 3504270), (10, 3153843), (11, 2867130), (14, 2252745), (15, 2102562), (18, 1752135), (21, 1501830), (22, 1433565), (27, 1168090), (30, 1051281), (33, 955710), (35, 901098), (37, 852390), (41, 769230), (42, 750915), (45, 700854), (54, 584045), (55, 573426), (63, 500610), (66, 477855), (70, 450549), (74, 426195), (77, 409590), (82, 384615), (90, 350427), (99, 318570), (105, 300366), (110, 286713), (111, 284130), (123, 256410), (126, 250305), (135, 233618), (154, 204795), (165, 191142), (185, 170478), (189, 166870), (198, 159285), (205, 153846), (210, 150183), (222, 142065), (231, 136530), (246, 128205), (259, 121770), (270, 116809), (287, 109890), (297, 106190), (315, 100122), (330, 95571), (333, 94710), (369, 85470), (370, 85239), (378, 83435), (385, 81918), (407, 77490), (410, 76923), (451, 69930), (462, 68265), (495, 63714), (518, 60885), (555, 56826), (574, 54945), (594, 53095), (615, 51282), (630, 50061), (666, 47355), (693, 45510), (738, 42735), (770, 40959), (777, 40590), (814, 38745), (861, 36630), (902, 34965), (945, 33374), (990, 31857), (999, 31570), (1107, 28490), (1110, 28413), (1155, 27306), (1221, 25830), (1230, 25641), (1295, 24354), (1353, 23310), (1386, 22755), (1435, 21978), (1485, 21238), (1517, 20790), (1554, 20295), (1665, 18942), (1722, 18315), (1845, 17094), (1890, 16687), (1998, 15785), (2035, 15498), (2079, 15170), (2214, 14245), (2255, 13986), (2310, 13653), (2331, 13530), (2442, 12915), (2583, 12210), (2590, 12177), (2706, 11655), (2849, 11070), (2870, 10989), (2970, 10619), (3034, 10395), (3157, 9990), (3330, 9471), (3465, 9102), (3663, 8610), (3690, 8547), (3885, 8118), (4059, 7770), (4070, 7749), (4158, 7585), (4305, 7326), (4510, 6993), (4551, 6930), (4662, 6765), (4995, 6314), (5166, 6105), (5535, 5698)]