248267040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 192

約数和(自身を含む): 918376704

約数和(自身を除く): 670109664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 210, 222, 224, 240, 259, 280, 296, 336, 370, 420, 444, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 1036, 1110, 1120, 1184, 1295, 1480, 1554, 1680, 1776, 1997, 2072, 2220, 2590, 2960, 3108, 3360, 3552, 3885, 3994, 4144, 4440, 5180, 5920, 5991, 6216, 7770, 7988, 8288, 8880, 9985, 10360, 11982, 12432, 13979, 15540, 15976, 17760, 19970, 20720, 23964, 24864, 27958, 29955, 31080, 31952, 39940, 41440, 41937, 47928, 55916, 59910, 62160, 63904, 69895, 73889, 79880, 83874, 95856, 111832, 119820, 124320, 139790, 147778, 159760, 167748, 191712, 209685, 221667, 223664, 239640, 279580, 295556, 319520, 335496, 369445, 419370, 443334, 447328, 479280, 517223, 559160, 591112, 670992, 738890, 838740, 886668, 958560, 1034446, 1108335, 1118320, 1182224, 1341984, 1477780, 1551669, 1677480, 1773336, 2068892, 2216670, 2236640, 2364448, 2586115, 2955560, 3103338, 3354960, 3546672, 4137784, 4433340, 5172230, 5911120, 6206676, 6709920, 7093344, 7758345, 8275568, 8866680, 10344460, 11822240, 12413352, 15516690, 16551136, 17733360, 20688920, 24826704, 31033380, 35466720, 41377840, 49653408, 62066760, 82755680, 124133520, 248267040]

約数ペア:

[(1, 248267040), (2, 124133520), (3, 82755680), (4, 62066760), (5, 49653408), (6, 41377840), (7, 35466720), (8, 31033380), (10, 24826704), (12, 20688920), (14, 17733360), (15, 16551136), (16, 15516690), (20, 12413352), (21, 11822240), (24, 10344460), (28, 8866680), (30, 8275568), (32, 7758345), (35, 7093344), (37, 6709920), (40, 6206676), (42, 5911120), (48, 5172230), (56, 4433340), (60, 4137784), (70, 3546672), (74, 3354960), (80, 3103338), (84, 2955560), (96, 2586115), (105, 2364448), (111, 2236640), (112, 2216670), (120, 2068892), (140, 1773336), (148, 1677480), (160, 1551669), (168, 1477780), (185, 1341984), (210, 1182224), (222, 1118320), (224, 1108335), (240, 1034446), (259, 958560), (280, 886668), (296, 838740), (336, 738890), (370, 670992), (420, 591112), (444, 559160), (480, 517223), (518, 479280), (555, 447328), (560, 443334), (592, 419370), (672, 369445), (740, 335496), (777, 319520), (840, 295556), (888, 279580), (1036, 239640), (1110, 223664), (1120, 221667), (1184, 209685), (1295, 191712), (1480, 167748), (1554, 159760), (1680, 147778), (1776, 139790), (1997, 124320), (2072, 119820), (2220, 111832), (2590, 95856), (2960, 83874), (3108, 79880), (3360, 73889), (3552, 69895), (3885, 63904), (3994, 62160), (4144, 59910), (4440, 55916), (5180, 47928), (5920, 41937), (5991, 41440), (6216, 39940), (7770, 31952), (7988, 31080), (8288, 29955), (8880, 27958), (9985, 24864), (10360, 23964), (11982, 20720), (12432, 19970), (13979, 17760), (15540, 15976)]