128399460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{983}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 412618752

約数和(自身を除く): 284219292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 311, 420, 622, 933, 983, 1244, 1555, 1866, 1966, 2177, 2949, 3110, 3732, 3932, 4354, 4665, 4915, 5898, 6220, 6531, 6881, 8708, 9330, 9830, 10885, 11796, 13062, 13762, 14745, 18660, 19660, 20643, 21770, 26124, 27524, 29490, 32655, 34405, 41286, 43540, 58980, 65310, 68810, 82572, 103215, 130620, 137620, 206430, 305713, 412860, 611426, 917139, 1222852, 1528565, 1834278, 2139991, 3057130, 3668556, 4279982, 4585695, 6114260, 6419973, 8559964, 9171390, 10699955, 12839946, 18342780, 21399910, 25679892, 32099865, 42799820, 64199730, 128399460]

約数ペア:

[(1, 128399460), (2, 64199730), (3, 42799820), (4, 32099865), (5, 25679892), (6, 21399910), (7, 18342780), (10, 12839946), (12, 10699955), (14, 9171390), (15, 8559964), (20, 6419973), (21, 6114260), (28, 4585695), (30, 4279982), (35, 3668556), (42, 3057130), (60, 2139991), (70, 1834278), (84, 1528565), (105, 1222852), (140, 917139), (210, 611426), (311, 412860), (420, 305713), (622, 206430), (933, 137620), (983, 130620), (1244, 103215), (1555, 82572), (1866, 68810), (1966, 65310), (2177, 58980), (2949, 43540), (3110, 41286), (3732, 34405), (3932, 32655), (4354, 29490), (4665, 27524), (4915, 26124), (5898, 21770), (6220, 20643), (6531, 19660), (6881, 18660), (8708, 14745), (9330, 13762), (9830, 13062), (10885, 11796)]