640969032

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{17467}}^1$

素因数の和:17626

約数の個数: 64

約数和(自身を含む): 1760774400

約数和(自身を除く): 1119805368

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 139, 264, 278, 417, 556, 834, 1112, 1529, 1668, 3058, 3336, 4587, 6116, 9174, 12232, 17467, 18348, 34934, 36696, 52401, 69868, 104802, 139736, 192137, 209604, 384274, 419208, 576411, 768548, 1152822, 1537096, 2305644, 2427913, 4611288, 4855826, 7283739, 9711652, 14567478, 19423304, 26707043, 29134956, 53414086, 58269912, 80121129, 106828172, 160242258, 213656344, 320484516, 640969032]

約数ペア:

[(1, 640969032), (2, 320484516), (3, 213656344), (4, 160242258), (6, 106828172), (8, 80121129), (11, 58269912), (12, 53414086), (22, 29134956), (24, 26707043), (33, 19423304), (44, 14567478), (66, 9711652), (88, 7283739), (132, 4855826), (139, 4611288), (264, 2427913), (278, 2305644), (417, 1537096), (556, 1152822), (834, 768548), (1112, 576411), (1529, 419208), (1668, 384274), (3058, 209604), (3336, 192137), (4587, 139736), (6116, 104802), (9174, 69868), (12232, 52401), (17467, 36696), (18348, 34934)]