128435364

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{1049}}^1$

素因数の和:1257

約数の個数: 72

約数和(自身を含む): 343980000

約数和(自身を除く): 215544636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 179, 228, 342, 358, 537, 684, 716, 1049, 1074, 1611, 2098, 2148, 3147, 3222, 3401, 4196, 6294, 6444, 6802, 9441, 10203, 12588, 13604, 18882, 19931, 20406, 30609, 37764, 39862, 40812, 59793, 61218, 79724, 119586, 122436, 179379, 187771, 239172, 358758, 375542, 563313, 717516, 751084, 1126626, 1689939, 2253252, 3379878, 3567649, 6759756, 7135298, 10702947, 14270596, 21405894, 32108841, 42811788, 64217682, 128435364]

約数ペア:

[(1, 128435364), (2, 64217682), (3, 42811788), (4, 32108841), (6, 21405894), (9, 14270596), (12, 10702947), (18, 7135298), (19, 6759756), (36, 3567649), (38, 3379878), (57, 2253252), (76, 1689939), (114, 1126626), (171, 751084), (179, 717516), (228, 563313), (342, 375542), (358, 358758), (537, 239172), (684, 187771), (716, 179379), (1049, 122436), (1074, 119586), (1611, 79724), (2098, 61218), (2148, 59793), (3147, 40812), (3222, 39862), (3401, 37764), (4196, 30609), (6294, 20406), (6444, 19931), (6802, 18882), (9441, 13604), (10203, 12588)]