71218080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 216

約数和(自身を含む): 258368292

約数和(自身を除く): 187150212

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 137, 144, 152, 160, 171, 180, 190, 228, 240, 274, 285, 288, 304, 342, 360, 361, 380, 411, 456, 480, 548, 570, 608, 684, 685, 720, 722, 760, 822, 855, 912, 1083, 1096, 1140, 1233, 1368, 1370, 1440, 1444, 1520, 1644, 1710, 1805, 1824, 2055, 2166, 2192, 2280, 2466, 2603, 2736, 2740, 2888, 3040, 3249, 3288, 3420, 3610, 4110, 4332, 4384, 4560, 4932, 5206, 5415, 5472, 5480, 5776, 6165, 6498, 6576, 6840, 7220, 7809, 8220, 8664, 9120, 9864, 10412, 10830, 10960, 11552, 12330, 12996, 13015, 13152, 13680, 14440, 15618, 16245, 16440, 17328, 19728, 20824, 21660, 21920, 23427, 24660, 25992, 26030, 27360, 28880, 31236, 32490, 32880, 34656, 39045, 39456, 41648, 43320, 46854, 49320, 49457, 51984, 52060, 57760, 62472, 64980, 65760, 78090, 83296, 86640, 93708, 98640, 98914, 103968, 104120, 117135, 124944, 129960, 148371, 156180, 173280, 187416, 197280, 197828, 208240, 234270, 247285, 249888, 259920, 296742, 312360, 374832, 395656, 416480, 445113, 468540, 494570, 519840, 593484, 624720, 741855, 749664, 791312, 890226, 937080, 989140, 1186968, 1249440, 1483710, 1582624, 1780452, 1874160, 1978280, 2225565, 2373936, 2967420, 3560904, 3748320, 3956560, 4451130, 4747872, 5934840, 7121808, 7913120, 8902260, 11869680, 14243616, 17804520, 23739360, 35609040, 71218080]

約数ペア:

[(1, 71218080), (2, 35609040), (3, 23739360), (4, 17804520), (5, 14243616), (6, 11869680), (8, 8902260), (9, 7913120), (10, 7121808), (12, 5934840), (15, 4747872), (16, 4451130), (18, 3956560), (19, 3748320), (20, 3560904), (24, 2967420), (30, 2373936), (32, 2225565), (36, 1978280), (38, 1874160), (40, 1780452), (45, 1582624), (48, 1483710), (57, 1249440), (60, 1186968), (72, 989140), (76, 937080), (80, 890226), (90, 791312), (95, 749664), (96, 741855), (114, 624720), (120, 593484), (137, 519840), (144, 494570), (152, 468540), (160, 445113), (171, 416480), (180, 395656), (190, 374832), (228, 312360), (240, 296742), (274, 259920), (285, 249888), (288, 247285), (304, 234270), (342, 208240), (360, 197828), (361, 197280), (380, 187416), (411, 173280), (456, 156180), (480, 148371), (548, 129960), (570, 124944), (608, 117135), (684, 104120), (685, 103968), (720, 98914), (722, 98640), (760, 93708), (822, 86640), (855, 83296), (912, 78090), (1083, 65760), (1096, 64980), (1140, 62472), (1233, 57760), (1368, 52060), (1370, 51984), (1440, 49457), (1444, 49320), (1520, 46854), (1644, 43320), (1710, 41648), (1805, 39456), (1824, 39045), (2055, 34656), (2166, 32880), (2192, 32490), (2280, 31236), (2466, 28880), (2603, 27360), (2736, 26030), (2740, 25992), (2888, 24660), (3040, 23427), (3249, 21920), (3288, 21660), (3420, 20824), (3610, 19728), (4110, 17328), (4332, 16440), (4384, 16245), (4560, 15618), (4932, 14440), (5206, 13680), (5415, 13152), (5472, 13015), (5480, 12996), (5776, 12330), (6165, 11552), (6498, 10960), (6576, 10830), (6840, 10412), (7220, 9864), (7809, 9120), (8220, 8664)]