209987310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2819}}^1$

素因数の和:3033

約数の個数: 64

約数和(自身を含む): 545771520

約数和(自身を除く): 335784210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 191, 195, 382, 390, 573, 955, 1146, 1910, 2483, 2819, 2865, 4966, 5638, 5730, 7449, 8457, 12415, 14095, 14898, 16914, 24830, 28190, 36647, 37245, 42285, 73294, 74490, 84570, 109941, 183235, 219882, 366470, 538429, 549705, 1076858, 1099410, 1615287, 2692145, 3230574, 5384290, 6999577, 8076435, 13999154, 16152870, 20998731, 34997885, 41997462, 69995770, 104993655, 209987310]

約数ペア:

[(1, 209987310), (2, 104993655), (3, 69995770), (5, 41997462), (6, 34997885), (10, 20998731), (13, 16152870), (15, 13999154), (26, 8076435), (30, 6999577), (39, 5384290), (65, 3230574), (78, 2692145), (130, 1615287), (191, 1099410), (195, 1076858), (382, 549705), (390, 538429), (573, 366470), (955, 219882), (1146, 183235), (1910, 109941), (2483, 84570), (2819, 74490), (2865, 73294), (4966, 42285), (5638, 37245), (5730, 36647), (7449, 28190), (8457, 24830), (12415, 16914), (14095, 14898)]