71902950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 214938624

約数和(自身を除く): 143035674

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 47, 50, 62, 70, 75, 93, 94, 105, 141, 150, 155, 175, 186, 210, 217, 235, 282, 310, 329, 350, 434, 465, 470, 525, 651, 658, 705, 775, 930, 987, 1050, 1085, 1175, 1302, 1410, 1457, 1550, 1645, 1974, 2170, 2209, 2325, 2350, 2914, 3255, 3290, 3525, 4371, 4418, 4650, 4935, 5425, 6510, 6627, 7050, 7285, 8225, 8742, 9870, 10199, 10850, 11045, 13254, 14570, 15463, 16275, 16450, 20398, 21855, 22090, 24675, 30597, 30926, 32550, 33135, 36425, 43710, 46389, 49350, 50995, 55225, 61194, 66270, 68479, 72850, 77315, 92778, 101990, 109275, 110450, 136958, 152985, 154630, 165675, 205437, 218550, 231945, 254975, 305970, 331350, 342395, 386575, 410874, 463890, 479353, 509950, 684790, 764925, 773150, 958706, 1027185, 1159725, 1438059, 1529850, 1711975, 2054370, 2319450, 2396765, 2876118, 3423950, 4793530, 5135925, 7190295, 10271850, 11983825, 14380590, 23967650, 35951475, 71902950]

約数ペア:

[(1, 71902950), (2, 35951475), (3, 23967650), (5, 14380590), (6, 11983825), (7, 10271850), (10, 7190295), (14, 5135925), (15, 4793530), (21, 3423950), (25, 2876118), (30, 2396765), (31, 2319450), (35, 2054370), (42, 1711975), (47, 1529850), (50, 1438059), (62, 1159725), (70, 1027185), (75, 958706), (93, 773150), (94, 764925), (105, 684790), (141, 509950), (150, 479353), (155, 463890), (175, 410874), (186, 386575), (210, 342395), (217, 331350), (235, 305970), (282, 254975), (310, 231945), (329, 218550), (350, 205437), (434, 165675), (465, 154630), (470, 152985), (525, 136958), (651, 110450), (658, 109275), (705, 101990), (775, 92778), (930, 77315), (987, 72850), (1050, 68479), (1085, 66270), (1175, 61194), (1302, 55225), (1410, 50995), (1457, 49350), (1550, 46389), (1645, 43710), (1974, 36425), (2170, 33135), (2209, 32550), (2325, 30926), (2350, 30597), (2914, 24675), (3255, 22090), (3290, 21855), (3525, 20398), (4371, 16450), (4418, 16275), (4650, 15463), (4935, 14570), (5425, 13254), (6510, 11045), (6627, 10850), (7050, 10199), (7285, 9870), (8225, 8742)]