213291120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{2591}}^1$

素因数の和:2628

約数の個数: 160

約数和(自身を含む): 771379200

約数和(自身を除く): 558088080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 840, 980, 1029, 1176, 1372, 1470, 1680, 1715, 1960, 2058, 2352, 2591, 2744, 2940, 3430, 3920, 4116, 5145, 5182, 5488, 5880, 6860, 7773, 8232, 10290, 10364, 11760, 12955, 13720, 15546, 16464, 18137, 20580, 20728, 25910, 27440, 31092, 36274, 38865, 41160, 41456, 51820, 54411, 62184, 72548, 77730, 82320, 90685, 103640, 108822, 124368, 126959, 145096, 155460, 181370, 207280, 217644, 253918, 272055, 290192, 310920, 362740, 380877, 435288, 507836, 544110, 621840, 634795, 725480, 761754, 870576, 888713, 1015672, 1088220, 1269590, 1450960, 1523508, 1777426, 1904385, 2031344, 2176440, 2539180, 2666139, 3047016, 3554852, 3808770, 4352880, 4443565, 5078360, 5332278, 6094032, 7109704, 7617540, 8887130, 10156720, 10664556, 13330695, 14219408, 15235080, 17774260, 21329112, 26661390, 30470160, 35548520, 42658224, 53322780, 71097040, 106645560, 213291120]

約数ペア:

[(1, 213291120), (2, 106645560), (3, 71097040), (4, 53322780), (5, 42658224), (6, 35548520), (7, 30470160), (8, 26661390), (10, 21329112), (12, 17774260), (14, 15235080), (15, 14219408), (16, 13330695), (20, 10664556), (21, 10156720), (24, 8887130), (28, 7617540), (30, 7109704), (35, 6094032), (40, 5332278), (42, 5078360), (48, 4443565), (49, 4352880), (56, 3808770), (60, 3554852), (70, 3047016), (80, 2666139), (84, 2539180), (98, 2176440), (105, 2031344), (112, 1904385), (120, 1777426), (140, 1523508), (147, 1450960), (168, 1269590), (196, 1088220), (210, 1015672), (240, 888713), (245, 870576), (280, 761754), (294, 725480), (336, 634795), (343, 621840), (392, 544110), (420, 507836), (490, 435288), (560, 380877), (588, 362740), (686, 310920), (735, 290192), (784, 272055), (840, 253918), (980, 217644), (1029, 207280), (1176, 181370), (1372, 155460), (1470, 145096), (1680, 126959), (1715, 124368), (1960, 108822), (2058, 103640), (2352, 90685), (2591, 82320), (2744, 77730), (2940, 72548), (3430, 62184), (3920, 54411), (4116, 51820), (5145, 41456), (5182, 41160), (5488, 38865), (5880, 36274), (6860, 31092), (7773, 27440), (8232, 25910), (10290, 20728), (10364, 20580), (11760, 18137), (12955, 16464), (13720, 15546)]