206815380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4219}}^1$

素因数の和:4293

約数の個数: 96

約数和(自身を含む): 623884800

約数和(自身を除く): 417069420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 2451, 2580, 3268, 4085, 4219, 4902, 8170, 8438, 9804, 12255, 12657, 16340, 16876, 21095, 24510, 25314, 42190, 49020, 50628, 63285, 80161, 84380, 126570, 160322, 181417, 240483, 253140, 320644, 362834, 400805, 480966, 544251, 725668, 801610, 907085, 961932, 1088502, 1202415, 1603220, 1814170, 2177004, 2404830, 2721255, 3446923, 3628340, 4809660, 5442510, 6893846, 10340769, 10885020, 13787692, 17234615, 20681538, 34469230, 41363076, 51703845, 68938460, 103407690, 206815380]

約数ペア:

[(1, 206815380), (2, 103407690), (3, 68938460), (4, 51703845), (5, 41363076), (6, 34469230), (10, 20681538), (12, 17234615), (15, 13787692), (19, 10885020), (20, 10340769), (30, 6893846), (38, 5442510), (43, 4809660), (57, 3628340), (60, 3446923), (76, 2721255), (86, 2404830), (95, 2177004), (114, 1814170), (129, 1603220), (172, 1202415), (190, 1088502), (215, 961932), (228, 907085), (258, 801610), (285, 725668), (380, 544251), (430, 480966), (516, 400805), (570, 362834), (645, 320644), (817, 253140), (860, 240483), (1140, 181417), (1290, 160322), (1634, 126570), (2451, 84380), (2580, 80161), (3268, 63285), (4085, 50628), (4219, 49020), (4902, 42190), (8170, 25314), (8438, 24510), (9804, 21095), (12255, 16876), (12657, 16340)]