158871280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 403009920

約数和(自身を除く): 244138640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 47, 58, 62, 80, 94, 116, 124, 145, 155, 188, 232, 235, 248, 290, 310, 376, 464, 470, 496, 580, 620, 752, 899, 940, 1160, 1240, 1363, 1457, 1798, 1880, 2209, 2320, 2480, 2726, 2914, 3596, 3760, 4418, 4495, 5452, 5828, 6815, 7192, 7285, 8836, 8990, 10904, 11045, 11656, 13630, 14384, 14570, 17672, 17980, 21808, 22090, 23312, 27260, 29140, 35344, 35960, 42253, 44180, 54520, 58280, 64061, 68479, 71920, 84506, 88360, 109040, 116560, 128122, 136958, 169012, 176720, 211265, 256244, 273916, 320305, 338024, 342395, 422530, 512488, 547832, 640610, 676048, 684790, 845060, 1024976, 1095664, 1281220, 1369580, 1690120, 1985891, 2562440, 2739160, 3380240, 3971782, 5124880, 5478320, 7943564, 9929455, 15887128, 19858910, 31774256, 39717820, 79435640, 158871280]

約数ペア:

[(1, 158871280), (2, 79435640), (4, 39717820), (5, 31774256), (8, 19858910), (10, 15887128), (16, 9929455), (20, 7943564), (29, 5478320), (31, 5124880), (40, 3971782), (47, 3380240), (58, 2739160), (62, 2562440), (80, 1985891), (94, 1690120), (116, 1369580), (124, 1281220), (145, 1095664), (155, 1024976), (188, 845060), (232, 684790), (235, 676048), (248, 640610), (290, 547832), (310, 512488), (376, 422530), (464, 342395), (470, 338024), (496, 320305), (580, 273916), (620, 256244), (752, 211265), (899, 176720), (940, 169012), (1160, 136958), (1240, 128122), (1363, 116560), (1457, 109040), (1798, 88360), (1880, 84506), (2209, 71920), (2320, 68479), (2480, 64061), (2726, 58280), (2914, 54520), (3596, 44180), (3760, 42253), (4418, 35960), (4495, 35344), (5452, 29140), (5828, 27260), (6815, 23312), (7192, 22090), (7285, 21808), (8836, 17980), (8990, 17672), (10904, 14570), (11045, 14384), (11656, 13630)]