1210248540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:450

約数の個数: 240

約数和(自身を含む): 3975099744

約数和(自身を除く): 2764851204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 61, 74, 81, 90, 108, 111, 122, 135, 148, 162, 180, 183, 185, 222, 244, 270, 305, 324, 331, 333, 366, 370, 405, 444, 540, 549, 555, 610, 662, 666, 732, 740, 810, 915, 993, 999, 1098, 1110, 1220, 1324, 1332, 1620, 1647, 1655, 1665, 1830, 1986, 1998, 2196, 2220, 2257, 2745, 2979, 2997, 3294, 3310, 3330, 3660, 3972, 3996, 4514, 4941, 4965, 4995, 5490, 5958, 5994, 6588, 6620, 6660, 6771, 8235, 8937, 9028, 9882, 9930, 9990, 10980, 11285, 11916, 11988, 12247, 13542, 14895, 14985, 16470, 17874, 19764, 19860, 19980, 20191, 20313, 22570, 24494, 24705, 26811, 27084, 29790, 29970, 32940, 33855, 35748, 36741, 40382, 40626, 44685, 45140, 48988, 49410, 53622, 59580, 59940, 60573, 60939, 61235, 67710, 73482, 80764, 81252, 89370, 98820, 100955, 101565, 107244, 110223, 121146, 121878, 122470, 134055, 135420, 146964, 178740, 181719, 182817, 183705, 201910, 203130, 220446, 242292, 243756, 244940, 268110, 302865, 304695, 330669, 363438, 365634, 367410, 403820, 406260, 440892, 536220, 545157, 551115, 605730, 609390, 661338, 726876, 731268, 734820, 747067, 908595, 914085, 992007, 1090314, 1102230, 1211460, 1218780, 1322676, 1494134, 1635471, 1653345, 1817190, 1828170, 1984014, 2180628, 2204460, 2241201, 2725785, 2988268, 3270942, 3306690, 3634380, 3656340, 3735335, 3968028, 4482402, 4960035, 5451570, 6541884, 6613380, 6723603, 7470670, 8177355, 8964804, 9920070, 10903140, 11206005, 13447206, 14941340, 16354710, 19840140, 20170809, 22412010, 26894412, 32709420, 33618015, 40341618, 44824020, 60512427, 67236030, 80683236, 100854045, 121024854, 134472060, 201708090, 242049708, 302562135, 403416180, 605124270, 1210248540]

約数ペア:

[(1, 1210248540), (2, 605124270), (3, 403416180), (4, 302562135), (5, 242049708), (6, 201708090), (9, 134472060), (10, 121024854), (12, 100854045), (15, 80683236), (18, 67236030), (20, 60512427), (27, 44824020), (30, 40341618), (36, 33618015), (37, 32709420), (45, 26894412), (54, 22412010), (60, 20170809), (61, 19840140), (74, 16354710), (81, 14941340), (90, 13447206), (108, 11206005), (111, 10903140), (122, 9920070), (135, 8964804), (148, 8177355), (162, 7470670), (180, 6723603), (183, 6613380), (185, 6541884), (222, 5451570), (244, 4960035), (270, 4482402), (305, 3968028), (324, 3735335), (331, 3656340), (333, 3634380), (366, 3306690), (370, 3270942), (405, 2988268), (444, 2725785), (540, 2241201), (549, 2204460), (555, 2180628), (610, 1984014), (662, 1828170), (666, 1817190), (732, 1653345), (740, 1635471), (810, 1494134), (915, 1322676), (993, 1218780), (999, 1211460), (1098, 1102230), (1110, 1090314), (1220, 992007), (1324, 914085), (1332, 908595), (1620, 747067), (1647, 734820), (1655, 731268), (1665, 726876), (1830, 661338), (1986, 609390), (1998, 605730), (2196, 551115), (2220, 545157), (2257, 536220), (2745, 440892), (2979, 406260), (2997, 403820), (3294, 367410), (3310, 365634), (3330, 363438), (3660, 330669), (3972, 304695), (3996, 302865), (4514, 268110), (4941, 244940), (4965, 243756), (4995, 242292), (5490, 220446), (5958, 203130), (5994, 201910), (6588, 183705), (6620, 182817), (6660, 181719), (6771, 178740), (8235, 146964), (8937, 135420), (9028, 134055), (9882, 122470), (9930, 121878), (9990, 121146), (10980, 110223), (11285, 107244), (11916, 101565), (11988, 100955), (12247, 98820), (13542, 89370), (14895, 81252), (14985, 80764), (16470, 73482), (17874, 67710), (19764, 61235), (19860, 60939), (19980, 60573), (20191, 59940), (20313, 59580), (22570, 53622), (24494, 49410), (24705, 48988), (26811, 45140), (27084, 44685), (29790, 40626), (29970, 40382), (32940, 36741), (33855, 35748)]