257520216

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11909}}^1$

素因数の和:11988

約数の個数: 64

約数和(自身を含む): 694591200

約数和(自身を除く): 437070984

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 53, 68, 102, 106, 136, 159, 204, 212, 318, 408, 424, 636, 901, 1272, 1802, 2703, 3604, 5406, 7208, 10812, 11909, 21624, 23818, 35727, 47636, 71454, 95272, 142908, 202453, 285816, 404906, 607359, 631177, 809812, 1214718, 1262354, 1619624, 1893531, 2429436, 2524708, 3787062, 4858872, 5049416, 7574124, 10730009, 15148248, 21460018, 32190027, 42920036, 64380054, 85840072, 128760108, 257520216]

約数ペア:

[(1, 257520216), (2, 128760108), (3, 85840072), (4, 64380054), (6, 42920036), (8, 32190027), (12, 21460018), (17, 15148248), (24, 10730009), (34, 7574124), (51, 5049416), (53, 4858872), (68, 3787062), (102, 2524708), (106, 2429436), (136, 1893531), (159, 1619624), (204, 1262354), (212, 1214718), (318, 809812), (408, 631177), (424, 607359), (636, 404906), (901, 285816), (1272, 202453), (1802, 142908), (2703, 95272), (3604, 71454), (5406, 47636), (7208, 35727), (10812, 23818), (11909, 21624)]