31190947480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{128189}}^1$

素因数の和:128297

約数の個数: 128

約数和(自身を含む): 88604928000

約数和(自身を除く): 57413980520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 79, 88, 110, 140, 154, 158, 220, 280, 308, 316, 385, 395, 440, 553, 616, 632, 770, 790, 869, 1106, 1540, 1580, 1738, 2212, 2765, 3080, 3160, 3476, 4345, 4424, 5530, 6083, 6952, 8690, 11060, 12166, 17380, 22120, 24332, 30415, 34760, 48664, 60830, 121660, 128189, 243320, 256378, 512756, 640945, 897323, 1025512, 1281890, 1410079, 1794646, 2563780, 2820158, 3589292, 4486615, 5127560, 5640316, 7050395, 7178584, 8973230, 9870553, 10126931, 11280632, 14100790, 17946460, 19741106, 20253862, 28201580, 35892920, 39482212, 40507724, 49352765, 50634655, 56403160, 70888517, 78964424, 81015448, 98705530, 101269310, 111396241, 141777034, 197411060, 202538620, 222792482, 283554068, 354442585, 394822120, 405077240, 445584964, 556981205, 567108136, 708885170, 779773687, 891169928, 1113962410, 1417770340, 1559547374, 2227924820, 2835540680, 3119094748, 3898868435, 4455849640, 6238189496, 7797736870, 15595473740, 31190947480]

約数ペア:

[(1, 31190947480), (2, 15595473740), (4, 7797736870), (5, 6238189496), (7, 4455849640), (8, 3898868435), (10, 3119094748), (11, 2835540680), (14, 2227924820), (20, 1559547374), (22, 1417770340), (28, 1113962410), (35, 891169928), (40, 779773687), (44, 708885170), (55, 567108136), (56, 556981205), (70, 445584964), (77, 405077240), (79, 394822120), (88, 354442585), (110, 283554068), (140, 222792482), (154, 202538620), (158, 197411060), (220, 141777034), (280, 111396241), (308, 101269310), (316, 98705530), (385, 81015448), (395, 78964424), (440, 70888517), (553, 56403160), (616, 50634655), (632, 49352765), (770, 40507724), (790, 39482212), (869, 35892920), (1106, 28201580), (1540, 20253862), (1580, 19741106), (1738, 17946460), (2212, 14100790), (2765, 11280632), (3080, 10126931), (3160, 9870553), (3476, 8973230), (4345, 7178584), (4424, 7050395), (5530, 5640316), (6083, 5127560), (6952, 4486615), (8690, 3589292), (11060, 2820158), (12166, 2563780), (17380, 1794646), (22120, 1410079), (24332, 1281890), (30415, 1025512), (34760, 897323), (48664, 640945), (60830, 512756), (121660, 256378), (128189, 243320)]