71457480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 192

約数和(自身を含む): 253094400

約数和(自身を除く): 181636920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 57, 60, 62, 72, 76, 90, 93, 95, 114, 120, 124, 152, 155, 171, 180, 186, 190, 228, 248, 279, 285, 310, 337, 342, 360, 372, 380, 456, 465, 558, 570, 589, 620, 674, 684, 744, 760, 855, 930, 1011, 1116, 1140, 1178, 1240, 1348, 1368, 1395, 1685, 1710, 1767, 1860, 2022, 2232, 2280, 2356, 2696, 2790, 2945, 3033, 3370, 3420, 3534, 3720, 4044, 4712, 5055, 5301, 5580, 5890, 6066, 6403, 6740, 6840, 7068, 8088, 8835, 10110, 10447, 10602, 11160, 11780, 12132, 12806, 13480, 14136, 15165, 17670, 19209, 20220, 20894, 21204, 23560, 24264, 25612, 26505, 30330, 31341, 32015, 35340, 38418, 40440, 41788, 42408, 51224, 52235, 53010, 57627, 60660, 62682, 64030, 70680, 76836, 83576, 94023, 96045, 104470, 106020, 115254, 121320, 125364, 128060, 153672, 156705, 188046, 192090, 198493, 208940, 212040, 230508, 250728, 256120, 288135, 313410, 376092, 384180, 396986, 417880, 461016, 470115, 576270, 595479, 626820, 752184, 768360, 793972, 940230, 992465, 1152540, 1190958, 1253640, 1587944, 1786437, 1880460, 1984930, 2305080, 2381916, 2977395, 3572874, 3760920, 3969860, 4763832, 5954790, 7145748, 7939720, 8932185, 11909580, 14291496, 17864370, 23819160, 35728740, 71457480]

約数ペア:

[(1, 71457480), (2, 35728740), (3, 23819160), (4, 17864370), (5, 14291496), (6, 11909580), (8, 8932185), (9, 7939720), (10, 7145748), (12, 5954790), (15, 4763832), (18, 3969860), (19, 3760920), (20, 3572874), (24, 2977395), (30, 2381916), (31, 2305080), (36, 1984930), (38, 1880460), (40, 1786437), (45, 1587944), (57, 1253640), (60, 1190958), (62, 1152540), (72, 992465), (76, 940230), (90, 793972), (93, 768360), (95, 752184), (114, 626820), (120, 595479), (124, 576270), (152, 470115), (155, 461016), (171, 417880), (180, 396986), (186, 384180), (190, 376092), (228, 313410), (248, 288135), (279, 256120), (285, 250728), (310, 230508), (337, 212040), (342, 208940), (360, 198493), (372, 192090), (380, 188046), (456, 156705), (465, 153672), (558, 128060), (570, 125364), (589, 121320), (620, 115254), (674, 106020), (684, 104470), (744, 96045), (760, 94023), (855, 83576), (930, 76836), (1011, 70680), (1116, 64030), (1140, 62682), (1178, 60660), (1240, 57627), (1348, 53010), (1368, 52235), (1395, 51224), (1685, 42408), (1710, 41788), (1767, 40440), (1860, 38418), (2022, 35340), (2232, 32015), (2280, 31341), (2356, 30330), (2696, 26505), (2790, 25612), (2945, 24264), (3033, 23560), (3370, 21204), (3420, 20894), (3534, 20220), (3720, 19209), (4044, 17670), (4712, 15165), (5055, 14136), (5301, 13480), (5580, 12806), (5890, 12132), (6066, 11780), (6403, 11160), (6740, 10602), (6840, 10447), (7068, 10110), (8088, 8835)]