128880648

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7247}}^1$

素因数の和:7291

約数の個数: 96

約数和(自身を含む): 395740800

約数和(自身を除く): 266860152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 36, 38, 39, 52, 57, 72, 76, 78, 104, 114, 117, 152, 156, 171, 228, 234, 247, 312, 342, 456, 468, 494, 684, 741, 936, 988, 1368, 1482, 1976, 2223, 2964, 4446, 5928, 7247, 8892, 14494, 17784, 21741, 28988, 43482, 57976, 65223, 86964, 94211, 130446, 137693, 173928, 188422, 260892, 275386, 282633, 376844, 413079, 521784, 550772, 565266, 753688, 826158, 847899, 1101544, 1130532, 1239237, 1652316, 1695798, 1790009, 2261064, 2478474, 3304632, 3391596, 3580018, 4956948, 5370027, 6783192, 7160036, 9913896, 10740054, 14320072, 16110081, 21480108, 32220162, 42960216, 64440324, 128880648]

約数ペア:

[(1, 128880648), (2, 64440324), (3, 42960216), (4, 32220162), (6, 21480108), (8, 16110081), (9, 14320072), (12, 10740054), (13, 9913896), (18, 7160036), (19, 6783192), (24, 5370027), (26, 4956948), (36, 3580018), (38, 3391596), (39, 3304632), (52, 2478474), (57, 2261064), (72, 1790009), (76, 1695798), (78, 1652316), (104, 1239237), (114, 1130532), (117, 1101544), (152, 847899), (156, 826158), (171, 753688), (228, 565266), (234, 550772), (247, 521784), (312, 413079), (342, 376844), (456, 282633), (468, 275386), (494, 260892), (684, 188422), (741, 173928), (936, 137693), (988, 130446), (1368, 94211), (1482, 86964), (1976, 65223), (2223, 57976), (2964, 43482), (4446, 28988), (5928, 21741), (7247, 17784), (8892, 14494)]