13211940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 42900480

約数和(自身を除く): 29688540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 210, 249, 332, 379, 415, 420, 498, 581, 758, 830, 996, 1137, 1162, 1245, 1516, 1660, 1743, 1895, 2274, 2324, 2490, 2653, 2905, 3486, 3790, 4548, 4980, 5306, 5685, 5810, 6972, 7580, 7959, 8715, 10612, 11370, 11620, 13265, 15918, 17430, 22740, 26530, 31457, 31836, 34860, 39795, 53060, 62914, 79590, 94371, 125828, 157285, 159180, 188742, 220199, 314570, 377484, 440398, 471855, 629140, 660597, 880796, 943710, 1100995, 1321194, 1887420, 2201990, 2642388, 3302985, 4403980, 6605970, 13211940]

約数ペア:

[(1, 13211940), (2, 6605970), (3, 4403980), (4, 3302985), (5, 2642388), (6, 2201990), (7, 1887420), (10, 1321194), (12, 1100995), (14, 943710), (15, 880796), (20, 660597), (21, 629140), (28, 471855), (30, 440398), (35, 377484), (42, 314570), (60, 220199), (70, 188742), (83, 159180), (84, 157285), (105, 125828), (140, 94371), (166, 79590), (210, 62914), (249, 53060), (332, 39795), (379, 34860), (415, 31836), (420, 31457), (498, 26530), (581, 22740), (758, 17430), (830, 15918), (996, 13265), (1137, 11620), (1162, 11370), (1245, 10612), (1516, 8715), (1660, 7959), (1743, 7580), (1895, 6972), (2274, 5810), (2324, 5685), (2490, 5306), (2653, 4980), (2905, 4548), (3486, 3790)]