1308890940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{1283}}^1$

素因数の和:1656

約数の個数: 144

約数和(自身を含む): 4278863232

約数和(自身を除く): 2969972292

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, 245, 294, 347, 420, 490, 588, 694, 735, 980, 1041, 1283, 1388, 1470, 1735, 2082, 2429, 2566, 2940, 3470, 3849, 4164, 4858, 5132, 5205, 6415, 6940, 7287, 7698, 8981, 9716, 10410, 12145, 12830, 14574, 15396, 17003, 17962, 19245, 20820, 24290, 25660, 26943, 29148, 34006, 35924, 36435, 38490, 44905, 48580, 51009, 53886, 62867, 68012, 72870, 76980, 85015, 89810, 102018, 107772, 125734, 134715, 145740, 170030, 179620, 188601, 204036, 251468, 255045, 269430, 314335, 340060, 377202, 445201, 510090, 538860, 628670, 754404, 890402, 943005, 1020180, 1257340, 1335603, 1780804, 1886010, 2226005, 2671206, 3116407, 3772020, 4452010, 5342412, 6232814, 6678015, 8904020, 9349221, 12465628, 13356030, 15582035, 18698442, 21814849, 26712060, 31164070, 37396884, 43629698, 46746105, 62328140, 65444547, 87259396, 93492210, 109074245, 130889094, 186984420, 218148490, 261778188, 327222735, 436296980, 654445470, 1308890940]

約数ペア:

[(1, 1308890940), (2, 654445470), (3, 436296980), (4, 327222735), (5, 261778188), (6, 218148490), (7, 186984420), (10, 130889094), (12, 109074245), (14, 93492210), (15, 87259396), (20, 65444547), (21, 62328140), (28, 46746105), (30, 43629698), (35, 37396884), (42, 31164070), (49, 26712060), (60, 21814849), (70, 18698442), (84, 15582035), (98, 13356030), (105, 12465628), (140, 9349221), (147, 8904020), (196, 6678015), (210, 6232814), (245, 5342412), (294, 4452010), (347, 3772020), (420, 3116407), (490, 2671206), (588, 2226005), (694, 1886010), (735, 1780804), (980, 1335603), (1041, 1257340), (1283, 1020180), (1388, 943005), (1470, 890402), (1735, 754404), (2082, 628670), (2429, 538860), (2566, 510090), (2940, 445201), (3470, 377202), (3849, 340060), (4164, 314335), (4858, 269430), (5132, 255045), (5205, 251468), (6415, 204036), (6940, 188601), (7287, 179620), (7698, 170030), (8981, 145740), (9716, 134715), (10410, 125734), (12145, 107772), (12830, 102018), (14574, 89810), (15396, 85015), (17003, 76980), (17962, 72870), (19245, 68012), (20820, 62867), (24290, 53886), (25660, 51009), (26943, 48580), (29148, 44905), (34006, 38490), (35924, 36435)]