73639280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:235

約数の個数: 160

約数和(自身を含む): 207361728

約数和(自身を除く): 133722448

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 41, 44, 52, 55, 65, 80, 82, 88, 104, 110, 130, 143, 157, 164, 176, 205, 208, 220, 260, 286, 314, 328, 410, 440, 451, 520, 533, 572, 628, 656, 715, 785, 820, 880, 902, 1040, 1066, 1144, 1256, 1430, 1570, 1640, 1727, 1804, 2041, 2132, 2255, 2288, 2512, 2665, 2860, 3140, 3280, 3454, 3608, 4082, 4264, 4510, 5330, 5720, 5863, 6280, 6437, 6908, 7216, 8164, 8528, 8635, 9020, 10205, 10660, 11440, 11726, 12560, 12874, 13816, 16328, 17270, 18040, 20410, 21320, 22451, 23452, 25748, 27632, 29315, 32185, 32656, 34540, 36080, 40820, 42640, 44902, 46904, 51496, 58630, 64370, 69080, 70807, 81640, 83681, 89804, 93808, 102992, 112255, 117260, 128740, 138160, 141614, 163280, 167362, 179608, 224510, 234520, 257480, 283228, 334724, 354035, 359216, 418405, 449020, 469040, 514960, 566456, 669448, 708070, 836810, 898040, 920491, 1132912, 1338896, 1416140, 1673620, 1796080, 1840982, 2832280, 3347240, 3681964, 4602455, 5664560, 6694480, 7363928, 9204910, 14727856, 18409820, 36819640, 73639280]

約数ペア:

[(1, 73639280), (2, 36819640), (4, 18409820), (5, 14727856), (8, 9204910), (10, 7363928), (11, 6694480), (13, 5664560), (16, 4602455), (20, 3681964), (22, 3347240), (26, 2832280), (40, 1840982), (41, 1796080), (44, 1673620), (52, 1416140), (55, 1338896), (65, 1132912), (80, 920491), (82, 898040), (88, 836810), (104, 708070), (110, 669448), (130, 566456), (143, 514960), (157, 469040), (164, 449020), (176, 418405), (205, 359216), (208, 354035), (220, 334724), (260, 283228), (286, 257480), (314, 234520), (328, 224510), (410, 179608), (440, 167362), (451, 163280), (520, 141614), (533, 138160), (572, 128740), (628, 117260), (656, 112255), (715, 102992), (785, 93808), (820, 89804), (880, 83681), (902, 81640), (1040, 70807), (1066, 69080), (1144, 64370), (1256, 58630), (1430, 51496), (1570, 46904), (1640, 44902), (1727, 42640), (1804, 40820), (2041, 36080), (2132, 34540), (2255, 32656), (2288, 32185), (2512, 29315), (2665, 27632), (2860, 25748), (3140, 23452), (3280, 22451), (3454, 21320), (3608, 20410), (4082, 18040), (4264, 17270), (4510, 16328), (5330, 13816), (5720, 12874), (5863, 12560), (6280, 11726), (6437, 11440), (6908, 10660), (7216, 10205), (8164, 9020), (8528, 8635)]