168223840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2689}}^1$

素因数の和:2744

約数の個数: 96

約数和(自身を含む): 439266240

約数和(自身を除く): 271042400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 340, 368, 391, 460, 544, 680, 736, 782, 920, 1360, 1564, 1840, 1955, 2689, 2720, 3128, 3680, 3910, 5378, 6256, 7820, 10756, 12512, 13445, 15640, 21512, 26890, 31280, 43024, 45713, 53780, 61847, 62560, 86048, 91426, 107560, 123694, 182852, 215120, 228565, 247388, 309235, 365704, 430240, 457130, 494776, 618470, 731408, 914260, 989552, 1051399, 1236940, 1462816, 1828520, 1979104, 2102798, 2473880, 3657040, 4205596, 4947760, 5256995, 7314080, 8411192, 9895520, 10513990, 16822384, 21027980, 33644768, 42055960, 84111920, 168223840]

約数ペア:

[(1, 168223840), (2, 84111920), (4, 42055960), (5, 33644768), (8, 21027980), (10, 16822384), (16, 10513990), (17, 9895520), (20, 8411192), (23, 7314080), (32, 5256995), (34, 4947760), (40, 4205596), (46, 3657040), (68, 2473880), (80, 2102798), (85, 1979104), (92, 1828520), (115, 1462816), (136, 1236940), (160, 1051399), (170, 989552), (184, 914260), (230, 731408), (272, 618470), (340, 494776), (368, 457130), (391, 430240), (460, 365704), (544, 309235), (680, 247388), (736, 228565), (782, 215120), (920, 182852), (1360, 123694), (1564, 107560), (1840, 91426), (1955, 86048), (2689, 62560), (2720, 61847), (3128, 53780), (3680, 45713), (3910, 43024), (5378, 31280), (6256, 26890), (7820, 21512), (10756, 15640), (12512, 13445)]