12721206420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16831}}^1$

素因数の和:16895

約数の個数: 288

約数和(自身を含む): 46318970880

約数和(自身を除く): 33597764460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 19, 20, 26, 30, 34, 36, 38, 39, 45, 51, 52, 57, 60, 65, 68, 76, 78, 85, 90, 95, 102, 114, 117, 130, 153, 156, 170, 171, 180, 190, 195, 204, 221, 228, 234, 247, 255, 260, 285, 306, 323, 340, 342, 380, 390, 442, 468, 494, 510, 570, 585, 612, 646, 663, 684, 741, 765, 780, 855, 884, 969, 988, 1020, 1105, 1140, 1170, 1235, 1292, 1326, 1482, 1530, 1615, 1710, 1938, 1989, 2210, 2223, 2340, 2470, 2652, 2907, 2964, 3060, 3230, 3315, 3420, 3705, 3876, 3978, 4199, 4420, 4446, 4845, 4940, 5814, 6460, 6630, 7410, 7956, 8398, 8892, 9690, 9945, 11115, 11628, 12597, 13260, 14535, 14820, 16796, 16831, 19380, 19890, 20995, 22230, 25194, 29070, 33662, 37791, 39780, 41990, 44460, 50388, 50493, 58140, 62985, 67324, 75582, 83980, 84155, 100986, 125970, 151164, 151479, 168310, 188955, 201972, 218803, 251940, 252465, 286127, 302958, 319789, 336620, 377910, 437606, 504930, 572254, 605916, 639578, 656409, 755820, 757395, 858381, 875212, 959367, 1009860, 1094015, 1144508, 1279156, 1312818, 1430635, 1514790, 1598945, 1716762, 1918734, 1969227, 2188030, 2575143, 2625636, 2861270, 2878101, 3029580, 3197890, 3282045, 3433524, 3719651, 3837468, 3938454, 4157257, 4291905, 4376060, 4796835, 5150286, 5436413, 5722540, 5756202, 6395780, 6564090, 7439302, 7876908, 8314514, 8583810, 9593670, 9846135, 10300572, 10872826, 11158953, 11512404, 12471771, 12875715, 13128180, 14390505, 14878604, 16309239, 16629028, 17167620, 18598255, 19187340, 19692270, 20786285, 21745652, 22317906, 24943542, 25751430, 27182065, 28781010, 32618478, 33476859, 37196510, 37415313, 39384540, 41572570, 44635812, 48927717, 49887084, 51502860, 54364130, 55794765, 57562020, 62358855, 65236956, 66953718, 70673369, 74393020, 74830626, 81546195, 83145140, 97855434, 108728260, 111589530, 124717710, 133907436, 141346738, 149661252, 163092390, 167384295, 187076565, 195710868, 212020107, 223179060, 244638585, 249435420, 282693476, 326184780, 334768590, 353366845, 374153130, 424040214, 489277170, 636060321, 669537180, 706733690, 748306260, 848080428, 978554340, 1060100535, 1272120642, 1413467380, 2120201070, 2544241284, 3180301605, 4240402140, 6360603210, 12721206420]

約数ペア:

[(1, 12721206420), (2, 6360603210), (3, 4240402140), (4, 3180301605), (5, 2544241284), (6, 2120201070), (9, 1413467380), (10, 1272120642), (12, 1060100535), (13, 978554340), (15, 848080428), (17, 748306260), (18, 706733690), (19, 669537180), (20, 636060321), (26, 489277170), (30, 424040214), (34, 374153130), (36, 353366845), (38, 334768590), (39, 326184780), (45, 282693476), (51, 249435420), (52, 244638585), (57, 223179060), (60, 212020107), (65, 195710868), (68, 187076565), (76, 167384295), (78, 163092390), (85, 149661252), (90, 141346738), (95, 133907436), (102, 124717710), (114, 111589530), (117, 108728260), (130, 97855434), (153, 83145140), (156, 81546195), (170, 74830626), (171, 74393020), (180, 70673369), (190, 66953718), (195, 65236956), (204, 62358855), (221, 57562020), (228, 55794765), (234, 54364130), (247, 51502860), (255, 49887084), (260, 48927717), (285, 44635812), (306, 41572570), (323, 39384540), (340, 37415313), (342, 37196510), (380, 33476859), (390, 32618478), (442, 28781010), (468, 27182065), (494, 25751430), (510, 24943542), (570, 22317906), (585, 21745652), (612, 20786285), (646, 19692270), (663, 19187340), (684, 18598255), (741, 17167620), (765, 16629028), (780, 16309239), (855, 14878604), (884, 14390505), (969, 13128180), (988, 12875715), (1020, 12471771), (1105, 11512404), (1140, 11158953), (1170, 10872826), (1235, 10300572), (1292, 9846135), (1326, 9593670), (1482, 8583810), (1530, 8314514), (1615, 7876908), (1710, 7439302), (1938, 6564090), (1989, 6395780), (2210, 5756202), (2223, 5722540), (2340, 5436413), (2470, 5150286), (2652, 4796835), (2907, 4376060), (2964, 4291905), (3060, 4157257), (3230, 3938454), (3315, 3837468), (3420, 3719651), (3705, 3433524), (3876, 3282045), (3978, 3197890), (4199, 3029580), (4420, 2878101), (4446, 2861270), (4845, 2625636), (4940, 2575143), (5814, 2188030), (6460, 1969227), (6630, 1918734), (7410, 1716762), (7956, 1598945), (8398, 1514790), (8892, 1430635), (9690, 1312818), (9945, 1279156), (11115, 1144508), (11628, 1094015), (12597, 1009860), (13260, 959367), (14535, 875212), (14820, 858381), (16796, 757395), (16831, 755820), (19380, 656409), (19890, 639578), (20995, 605916), (22230, 572254), (25194, 504930), (29070, 437606), (33662, 377910), (37791, 336620), (39780, 319789), (41990, 302958), (44460, 286127), (50388, 252465), (50493, 251940), (58140, 218803), (62985, 201972), (67324, 188955), (75582, 168310), (83980, 151479), (84155, 151164), (100986, 125970)]