85815480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 266872320

約数和(自身を除く): 181056840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 103, 106, 120, 131, 159, 206, 212, 262, 265, 309, 318, 393, 412, 424, 515, 524, 530, 618, 636, 655, 786, 795, 824, 1030, 1048, 1060, 1236, 1272, 1310, 1545, 1572, 1590, 1965, 2060, 2120, 2472, 2620, 3090, 3144, 3180, 3930, 4120, 5240, 5459, 6180, 6360, 6943, 7860, 10918, 12360, 13493, 13886, 15720, 16377, 20829, 21836, 26986, 27295, 27772, 32754, 34715, 40479, 41658, 43672, 53972, 54590, 55544, 65508, 67465, 69430, 80958, 81885, 83316, 104145, 107944, 109180, 131016, 134930, 138860, 161916, 163770, 166632, 202395, 208290, 218360, 269860, 277720, 323832, 327540, 404790, 416580, 539720, 655080, 715129, 809580, 833160, 1430258, 1619160, 2145387, 2860516, 3575645, 4290774, 5721032, 7151290, 8581548, 10726935, 14302580, 17163096, 21453870, 28605160, 42907740, 85815480]

約数ペア:

[(1, 85815480), (2, 42907740), (3, 28605160), (4, 21453870), (5, 17163096), (6, 14302580), (8, 10726935), (10, 8581548), (12, 7151290), (15, 5721032), (20, 4290774), (24, 3575645), (30, 2860516), (40, 2145387), (53, 1619160), (60, 1430258), (103, 833160), (106, 809580), (120, 715129), (131, 655080), (159, 539720), (206, 416580), (212, 404790), (262, 327540), (265, 323832), (309, 277720), (318, 269860), (393, 218360), (412, 208290), (424, 202395), (515, 166632), (524, 163770), (530, 161916), (618, 138860), (636, 134930), (655, 131016), (786, 109180), (795, 107944), (824, 104145), (1030, 83316), (1048, 81885), (1060, 80958), (1236, 69430), (1272, 67465), (1310, 65508), (1545, 55544), (1572, 54590), (1590, 53972), (1965, 43672), (2060, 41658), (2120, 40479), (2472, 34715), (2620, 32754), (3090, 27772), (3144, 27295), (3180, 26986), (3930, 21836), (4120, 20829), (5240, 16377), (5459, 15720), (6180, 13886), (6360, 13493), (6943, 12360), (7860, 10918)]