12967920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 51996672

約数和(自身を除く): 39028752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 83, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 166, 168, 180, 186, 210, 217, 240, 248, 249, 252, 279, 280, 310, 315, 332, 336, 360, 372, 415, 420, 434, 465, 496, 498, 504, 558, 560, 581, 620, 630, 651, 664, 720, 744, 747, 830, 840, 868, 930, 996, 1008, 1085, 1116, 1162, 1240, 1245, 1260, 1302, 1328, 1395, 1488, 1494, 1660, 1680, 1736, 1743, 1860, 1953, 1992, 2170, 2232, 2324, 2480, 2490, 2520, 2573, 2604, 2790, 2905, 2988, 3255, 3320, 3472, 3486, 3720, 3735, 3906, 3984, 4340, 4464, 4648, 4980, 5040, 5146, 5208, 5229, 5580, 5810, 5976, 6510, 6640, 6972, 7440, 7470, 7719, 7812, 8680, 8715, 9296, 9765, 9960, 10292, 10416, 10458, 11160, 11620, 11952, 12865, 13020, 13944, 14940, 15438, 15624, 17360, 17430, 18011, 19530, 19920, 20584, 20916, 22320, 23157, 23240, 25730, 26040, 26145, 27888, 29880, 30876, 31248, 34860, 36022, 38595, 39060, 41168, 41832, 46314, 46480, 51460, 52080, 52290, 54033, 59760, 61752, 69720, 72044, 77190, 78120, 83664, 90055, 92628, 102920, 104580, 108066, 115785, 123504, 139440, 144088, 154380, 156240, 162099, 180110, 185256, 205840, 209160, 216132, 231570, 270165, 288176, 308760, 324198, 360220, 370512, 418320, 432264, 463140, 540330, 617520, 648396, 720440, 810495, 864528, 926280, 1080660, 1296792, 1440880, 1620990, 1852560, 2161320, 2593584, 3241980, 4322640, 6483960, 12967920]

約数ペア:

[(1, 12967920), (2, 6483960), (3, 4322640), (4, 3241980), (5, 2593584), (6, 2161320), (7, 1852560), (8, 1620990), (9, 1440880), (10, 1296792), (12, 1080660), (14, 926280), (15, 864528), (16, 810495), (18, 720440), (20, 648396), (21, 617520), (24, 540330), (28, 463140), (30, 432264), (31, 418320), (35, 370512), (36, 360220), (40, 324198), (42, 308760), (45, 288176), (48, 270165), (56, 231570), (60, 216132), (62, 209160), (63, 205840), (70, 185256), (72, 180110), (80, 162099), (83, 156240), (84, 154380), (90, 144088), (93, 139440), (105, 123504), (112, 115785), (120, 108066), (124, 104580), (126, 102920), (140, 92628), (144, 90055), (155, 83664), (166, 78120), (168, 77190), (180, 72044), (186, 69720), (210, 61752), (217, 59760), (240, 54033), (248, 52290), (249, 52080), (252, 51460), (279, 46480), (280, 46314), (310, 41832), (315, 41168), (332, 39060), (336, 38595), (360, 36022), (372, 34860), (415, 31248), (420, 30876), (434, 29880), (465, 27888), (496, 26145), (498, 26040), (504, 25730), (558, 23240), (560, 23157), (581, 22320), (620, 20916), (630, 20584), (651, 19920), (664, 19530), (720, 18011), (744, 17430), (747, 17360), (830, 15624), (840, 15438), (868, 14940), (930, 13944), (996, 13020), (1008, 12865), (1085, 11952), (1116, 11620), (1162, 11160), (1240, 10458), (1245, 10416), (1260, 10292), (1302, 9960), (1328, 9765), (1395, 9296), (1488, 8715), (1494, 8680), (1660, 7812), (1680, 7719), (1736, 7470), (1743, 7440), (1860, 6972), (1953, 6640), (1992, 6510), (2170, 5976), (2232, 5810), (2324, 5580), (2480, 5229), (2490, 5208), (2520, 5146), (2573, 5040), (2604, 4980), (2790, 4648), (2905, 4464), (2988, 4340), (3255, 3984), (3320, 3906), (3472, 3735), (3486, 3720)]