124775920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3989}}^1$

素因数の和:4042

約数の個数: 80

約数和(自身を含む): 320604480

約数和(自身を除く): 195828560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 3989, 6256, 7820, 7978, 15640, 15956, 19945, 31280, 31912, 39890, 63824, 67813, 79780, 91747, 135626, 159560, 183494, 271252, 319120, 339065, 366988, 458735, 542504, 678130, 733976, 917470, 1085008, 1356260, 1467952, 1559699, 1834940, 2712520, 3119398, 3669880, 5425040, 6238796, 7339760, 7798495, 12477592, 15596990, 24955184, 31193980, 62387960, 124775920]

約数ペア:

[(1, 124775920), (2, 62387960), (4, 31193980), (5, 24955184), (8, 15596990), (10, 12477592), (16, 7798495), (17, 7339760), (20, 6238796), (23, 5425040), (34, 3669880), (40, 3119398), (46, 2712520), (68, 1834940), (80, 1559699), (85, 1467952), (92, 1356260), (115, 1085008), (136, 917470), (170, 733976), (184, 678130), (230, 542504), (272, 458735), (340, 366988), (368, 339065), (391, 319120), (460, 271252), (680, 183494), (782, 159560), (920, 135626), (1360, 91747), (1564, 79780), (1840, 67813), (1955, 63824), (3128, 39890), (3910, 31912), (3989, 31280), (6256, 19945), (7820, 15956), (7978, 15640)]