128585640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46589}}^1$

素因数の和:46626

約数の個数: 64

約数和(自身を含む): 402537600

約数和(自身を除く): 273951960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 46589, 93178, 139767, 186356, 232945, 279534, 372712, 465890, 559068, 698835, 931780, 1071547, 1118136, 1397670, 1863560, 2143094, 2795340, 3214641, 4286188, 5357735, 5590680, 6429282, 8572376, 10715470, 12858564, 16073205, 21430940, 25717128, 32146410, 42861880, 64292820, 128585640]

約数ペア:

[(1, 128585640), (2, 64292820), (3, 42861880), (4, 32146410), (5, 25717128), (6, 21430940), (8, 16073205), (10, 12858564), (12, 10715470), (15, 8572376), (20, 6429282), (23, 5590680), (24, 5357735), (30, 4286188), (40, 3214641), (46, 2795340), (60, 2143094), (69, 1863560), (92, 1397670), (115, 1118136), (120, 1071547), (138, 931780), (184, 698835), (230, 559068), (276, 465890), (345, 372712), (460, 279534), (552, 232945), (690, 186356), (920, 139767), (1380, 93178), (2760, 46589)]