1271247180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 4184678400

約数和(自身を除く): 2913431220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 223, 245, 277, 294, 343, 420, 446, 490, 554, 588, 669, 686, 735, 831, 892, 980, 1029, 1108, 1115, 1338, 1372, 1385, 1470, 1561, 1662, 1715, 1939, 2058, 2230, 2676, 2770, 2940, 3122, 3324, 3345, 3430, 3878, 4116, 4155, 4460, 4683, 5145, 5540, 5817, 6244, 6690, 6860, 7756, 7805, 8310, 9366, 9695, 10290, 10927, 11634, 13380, 13573, 15610, 16620, 18732, 19390, 20580, 21854, 23268, 23415, 27146, 29085, 31220, 32781, 38780, 40719, 43708, 46830, 54292, 54635, 58170, 61771, 65562, 67865, 76489, 81438, 93660, 95011, 109270, 116340, 123542, 131124, 135730, 152978, 162876, 163905, 185313, 190022, 203595, 218540, 229467, 247084, 271460, 285033, 305956, 308855, 327810, 370626, 380044, 382445, 407190, 432397, 458934, 475055, 570066, 617710, 655620, 741252, 764890, 814380, 864794, 917868, 926565, 950110, 1140132, 1147335, 1235420, 1297191, 1425165, 1529780, 1729588, 1853130, 1900220, 2161985, 2294670, 2594382, 2850330, 3026779, 3706260, 4323970, 4589340, 5188764, 5700660, 6053558, 6485955, 8647940, 9080337, 12107116, 12971910, 15133895, 18160674, 21187453, 25943820, 30267790, 36321348, 42374906, 45401685, 60535580, 63562359, 84749812, 90803370, 105937265, 127124718, 181606740, 211874530, 254249436, 317811795, 423749060, 635623590, 1271247180]

約数ペア:

[(1, 1271247180), (2, 635623590), (3, 423749060), (4, 317811795), (5, 254249436), (6, 211874530), (7, 181606740), (10, 127124718), (12, 105937265), (14, 90803370), (15, 84749812), (20, 63562359), (21, 60535580), (28, 45401685), (30, 42374906), (35, 36321348), (42, 30267790), (49, 25943820), (60, 21187453), (70, 18160674), (84, 15133895), (98, 12971910), (105, 12107116), (140, 9080337), (147, 8647940), (196, 6485955), (210, 6053558), (223, 5700660), (245, 5188764), (277, 4589340), (294, 4323970), (343, 3706260), (420, 3026779), (446, 2850330), (490, 2594382), (554, 2294670), (588, 2161985), (669, 1900220), (686, 1853130), (735, 1729588), (831, 1529780), (892, 1425165), (980, 1297191), (1029, 1235420), (1108, 1147335), (1115, 1140132), (1338, 950110), (1372, 926565), (1385, 917868), (1470, 864794), (1561, 814380), (1662, 764890), (1715, 741252), (1939, 655620), (2058, 617710), (2230, 570066), (2676, 475055), (2770, 458934), (2940, 432397), (3122, 407190), (3324, 382445), (3345, 380044), (3430, 370626), (3878, 327810), (4116, 308855), (4155, 305956), (4460, 285033), (4683, 271460), (5145, 247084), (5540, 229467), (5817, 218540), (6244, 203595), (6690, 190022), (6860, 185313), (7756, 163905), (7805, 162876), (8310, 152978), (9366, 135730), (9695, 131124), (10290, 123542), (10927, 116340), (11634, 109270), (13380, 95011), (13573, 93660), (15610, 81438), (16620, 76489), (18732, 67865), (19390, 65562), (20580, 61771), (21854, 58170), (23268, 54635), (23415, 54292), (27146, 46830), (29085, 43708), (31220, 40719), (32781, 38780)]