421069740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:541

約数の個数: 288

約数和(自身を含む): 1544417280

約数和(自身を除く): 1123347540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 49, 52, 60, 65, 69, 70, 78, 84, 91, 92, 98, 105, 115, 130, 138, 140, 147, 156, 161, 182, 195, 196, 210, 230, 245, 260, 273, 276, 294, 299, 322, 345, 364, 390, 420, 455, 460, 479, 483, 490, 546, 588, 598, 637, 644, 690, 735, 780, 805, 897, 910, 958, 966, 980, 1092, 1127, 1196, 1274, 1365, 1380, 1437, 1470, 1495, 1610, 1794, 1820, 1911, 1916, 1932, 2093, 2254, 2395, 2415, 2548, 2730, 2874, 2940, 2990, 3185, 3220, 3353, 3381, 3588, 3822, 4186, 4485, 4508, 4790, 4830, 5460, 5635, 5748, 5980, 6227, 6279, 6370, 6706, 6762, 7185, 7644, 8372, 8970, 9555, 9580, 9660, 10059, 10465, 11017, 11270, 12454, 12558, 12740, 13412, 13524, 14370, 14651, 16765, 16905, 17940, 18681, 19110, 20118, 20930, 22034, 22540, 23471, 24908, 25116, 28740, 29302, 31135, 31395, 33051, 33530, 33810, 37362, 38220, 40236, 41860, 43589, 43953, 44068, 46942, 50295, 55085, 58604, 62270, 62790, 66102, 67060, 67620, 70413, 73255, 74724, 77119, 87178, 87906, 93405, 93884, 100590, 110170, 117355, 124540, 125580, 130767, 132204, 140826, 143221, 146510, 154238, 165255, 174356, 175812, 186810, 201180, 217945, 219765, 220340, 231357, 234710, 261534, 281652, 286442, 293020, 305123, 308476, 330510, 352065, 373620, 385595, 429663, 435890, 439530, 462714, 469420, 523068, 539833, 572884, 610246, 653835, 661020, 704130, 716105, 771190, 859326, 871780, 879060, 915369, 925428, 1002547, 1079666, 1156785, 1220492, 1307670, 1408260, 1432210, 1525615, 1542380, 1619499, 1718652, 1830738, 2005094, 2148315, 2159332, 2313570, 2615340, 2699165, 2864420, 3007641, 3051230, 3238998, 3661476, 4010188, 4296630, 4576845, 4627140, 5012735, 5398330, 6015282, 6102460, 6477996, 7017829, 8097495, 8593260, 9153690, 10025470, 10796660, 12030564, 14035658, 15038205, 16194990, 18307380, 20050940, 21053487, 28071316, 30076410, 32389980, 35089145, 42106974, 60152820, 70178290, 84213948, 105267435, 140356580, 210534870, 421069740]

約数ペア:

[(1, 421069740), (2, 210534870), (3, 140356580), (4, 105267435), (5, 84213948), (6, 70178290), (7, 60152820), (10, 42106974), (12, 35089145), (13, 32389980), (14, 30076410), (15, 28071316), (20, 21053487), (21, 20050940), (23, 18307380), (26, 16194990), (28, 15038205), (30, 14035658), (35, 12030564), (39, 10796660), (42, 10025470), (46, 9153690), (49, 8593260), (52, 8097495), (60, 7017829), (65, 6477996), (69, 6102460), (70, 6015282), (78, 5398330), (84, 5012735), (91, 4627140), (92, 4576845), (98, 4296630), (105, 4010188), (115, 3661476), (130, 3238998), (138, 3051230), (140, 3007641), (147, 2864420), (156, 2699165), (161, 2615340), (182, 2313570), (195, 2159332), (196, 2148315), (210, 2005094), (230, 1830738), (245, 1718652), (260, 1619499), (273, 1542380), (276, 1525615), (294, 1432210), (299, 1408260), (322, 1307670), (345, 1220492), (364, 1156785), (390, 1079666), (420, 1002547), (455, 925428), (460, 915369), (479, 879060), (483, 871780), (490, 859326), (546, 771190), (588, 716105), (598, 704130), (637, 661020), (644, 653835), (690, 610246), (735, 572884), (780, 539833), (805, 523068), (897, 469420), (910, 462714), (958, 439530), (966, 435890), (980, 429663), (1092, 385595), (1127, 373620), (1196, 352065), (1274, 330510), (1365, 308476), (1380, 305123), (1437, 293020), (1470, 286442), (1495, 281652), (1610, 261534), (1794, 234710), (1820, 231357), (1911, 220340), (1916, 219765), (1932, 217945), (2093, 201180), (2254, 186810), (2395, 175812), (2415, 174356), (2548, 165255), (2730, 154238), (2874, 146510), (2940, 143221), (2990, 140826), (3185, 132204), (3220, 130767), (3353, 125580), (3381, 124540), (3588, 117355), (3822, 110170), (4186, 100590), (4485, 93884), (4508, 93405), (4790, 87906), (4830, 87178), (5460, 77119), (5635, 74724), (5748, 73255), (5980, 70413), (6227, 67620), (6279, 67060), (6370, 66102), (6706, 62790), (6762, 62270), (7185, 58604), (7644, 55085), (8372, 50295), (8970, 46942), (9555, 44068), (9580, 43953), (9660, 43589), (10059, 41860), (10465, 40236), (11017, 38220), (11270, 37362), (12454, 33810), (12558, 33530), (12740, 33051), (13412, 31395), (13524, 31135), (14370, 29302), (14651, 28740), (16765, 25116), (16905, 24908), (17940, 23471), (18681, 22540), (19110, 22034), (20118, 20930)]