1305695720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{2111}}^1$

素因数の和:2223

約数の個数: 96

約数和(自身を含む): 3432084480

約数和(自身を除く): 2126388760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2111, 2209, 2632, 3290, 4222, 4418, 6580, 8444, 8836, 10555, 11045, 13160, 14777, 15463, 16888, 17672, 21110, 22090, 29554, 30926, 42220, 44180, 59108, 61852, 73885, 77315, 84440, 88360, 99217, 118216, 123704, 147770, 154630, 198434, 295540, 309260, 396868, 496085, 591080, 618520, 694519, 793736, 992170, 1389038, 1984340, 2778076, 3472595, 3968680, 4663199, 5556152, 6945190, 9326398, 13890380, 18652796, 23315995, 27780760, 32642393, 37305592, 46631990, 65284786, 93263980, 130569572, 163211965, 186527960, 261139144, 326423930, 652847860, 1305695720]

約数ペア:

[(1, 1305695720), (2, 652847860), (4, 326423930), (5, 261139144), (7, 186527960), (8, 163211965), (10, 130569572), (14, 93263980), (20, 65284786), (28, 46631990), (35, 37305592), (40, 32642393), (47, 27780760), (56, 23315995), (70, 18652796), (94, 13890380), (140, 9326398), (188, 6945190), (235, 5556152), (280, 4663199), (329, 3968680), (376, 3472595), (470, 2778076), (658, 1984340), (940, 1389038), (1316, 992170), (1645, 793736), (1880, 694519), (2111, 618520), (2209, 591080), (2632, 496085), (3290, 396868), (4222, 309260), (4418, 295540), (6580, 198434), (8444, 154630), (8836, 147770), (10555, 123704), (11045, 118216), (13160, 99217), (14777, 88360), (15463, 84440), (16888, 77315), (17672, 73885), (21110, 61852), (22090, 59108), (29554, 44180), (30926, 42220)]