2217967280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{63443}}^1$

素因数の和:63498

約数の個数: 80

約数和(自身を含む): 5664280320

約数和(自身を除く): 3446313040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 6992, 8740, 17480, 34960, 63443, 126886, 253772, 317215, 507544, 634430, 1015088, 1205417, 1268860, 1459189, 2410834, 2537720, 2918378, 4821668, 5075440, 5836756, 6027085, 7295945, 9643336, 11673512, 12054170, 14591890, 19286672, 23347024, 24108340, 27724591, 29183780, 48216680, 55449182, 58367560, 96433360, 110898364, 116735120, 138622955, 221796728, 277245910, 443593456, 554491820, 1108983640, 2217967280]

約数ペア:

[(1, 2217967280), (2, 1108983640), (4, 554491820), (5, 443593456), (8, 277245910), (10, 221796728), (16, 138622955), (19, 116735120), (20, 110898364), (23, 96433360), (38, 58367560), (40, 55449182), (46, 48216680), (76, 29183780), (80, 27724591), (92, 24108340), (95, 23347024), (115, 19286672), (152, 14591890), (184, 12054170), (190, 11673512), (230, 9643336), (304, 7295945), (368, 6027085), (380, 5836756), (437, 5075440), (460, 4821668), (760, 2918378), (874, 2537720), (920, 2410834), (1520, 1459189), (1748, 1268860), (1840, 1205417), (2185, 1015088), (3496, 634430), (4370, 507544), (6992, 317215), (8740, 253772), (17480, 126886), (34960, 63443)]