31072230

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 100159488

約数和(自身を除く): 69087258

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 37, 42, 43, 45, 62, 63, 70, 74, 86, 90, 93, 105, 111, 126, 129, 155, 185, 186, 210, 215, 217, 222, 258, 259, 279, 301, 310, 315, 333, 370, 387, 430, 434, 465, 518, 555, 558, 602, 630, 645, 651, 666, 774, 777, 903, 930, 1085, 1110, 1147, 1290, 1295, 1302, 1333, 1395, 1505, 1554, 1591, 1665, 1806, 1935, 1953, 2170, 2294, 2331, 2590, 2666, 2709, 2790, 3010, 3182, 3255, 3330, 3441, 3870, 3885, 3906, 3999, 4515, 4662, 4773, 5418, 5735, 6510, 6665, 6882, 7770, 7955, 7998, 8029, 9030, 9331, 9546, 9765, 10323, 11137, 11470, 11655, 11997, 13330, 13545, 14319, 15910, 16058, 17205, 18662, 19530, 19995, 20646, 22274, 23310, 23865, 23994, 24087, 27090, 27993, 28638, 33411, 34410, 39990, 40145, 46655, 47730, 48174, 49321, 51615, 55685, 55986, 59985, 66822, 71595, 72261, 80290, 83979, 93310, 98642, 100233, 103230, 111370, 119970, 120435, 139965, 143190, 144522, 147963, 167055, 167958, 200466, 240870, 246605, 279930, 295926, 334110, 345247, 361305, 419895, 443889, 493210, 501165, 690494, 722610, 739815, 839790, 887778, 1002330, 1035741, 1479630, 1726235, 2071482, 2219445, 3107223, 3452470, 4438890, 5178705, 6214446, 10357410, 15536115, 31072230]

約数ペア:

[(1, 31072230), (2, 15536115), (3, 10357410), (5, 6214446), (6, 5178705), (7, 4438890), (9, 3452470), (10, 3107223), (14, 2219445), (15, 2071482), (18, 1726235), (21, 1479630), (30, 1035741), (31, 1002330), (35, 887778), (37, 839790), (42, 739815), (43, 722610), (45, 690494), (62, 501165), (63, 493210), (70, 443889), (74, 419895), (86, 361305), (90, 345247), (93, 334110), (105, 295926), (111, 279930), (126, 246605), (129, 240870), (155, 200466), (185, 167958), (186, 167055), (210, 147963), (215, 144522), (217, 143190), (222, 139965), (258, 120435), (259, 119970), (279, 111370), (301, 103230), (310, 100233), (315, 98642), (333, 93310), (370, 83979), (387, 80290), (430, 72261), (434, 71595), (465, 66822), (518, 59985), (555, 55986), (558, 55685), (602, 51615), (630, 49321), (645, 48174), (651, 47730), (666, 46655), (774, 40145), (777, 39990), (903, 34410), (930, 33411), (1085, 28638), (1110, 27993), (1147, 27090), (1290, 24087), (1295, 23994), (1302, 23865), (1333, 23310), (1395, 22274), (1505, 20646), (1554, 19995), (1591, 19530), (1665, 18662), (1806, 17205), (1935, 16058), (1953, 15910), (2170, 14319), (2294, 13545), (2331, 13330), (2590, 11997), (2666, 11655), (2709, 11470), (2790, 11137), (3010, 10323), (3182, 9765), (3255, 9546), (3330, 9331), (3441, 9030), (3870, 8029), (3885, 7998), (3906, 7955), (3999, 7770), (4515, 6882), (4662, 6665), (4773, 6510), (5418, 5735)]