213228540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 784982016

約数和(自身を除く): 571753476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 53, 60, 62, 63, 70, 84, 90, 93, 103, 105, 106, 124, 126, 140, 155, 159, 180, 186, 206, 210, 212, 217, 252, 265, 279, 309, 310, 315, 318, 371, 372, 412, 420, 434, 465, 477, 515, 530, 558, 618, 620, 630, 636, 651, 721, 742, 795, 868, 927, 930, 954, 1030, 1060, 1085, 1113, 1116, 1236, 1260, 1302, 1395, 1442, 1484, 1545, 1590, 1643, 1854, 1855, 1860, 1908, 1953, 2060, 2163, 2170, 2226, 2385, 2604, 2790, 2884, 3090, 3180, 3193, 3255, 3286, 3339, 3605, 3708, 3710, 3906, 4326, 4340, 4452, 4635, 4770, 4929, 5459, 5565, 5580, 6180, 6386, 6489, 6510, 6572, 6678, 7210, 7420, 7812, 8215, 8652, 9270, 9540, 9579, 9765, 9858, 10815, 10918, 11130, 11501, 12772, 12978, 13020, 13356, 14420, 14787, 15965, 16377, 16430, 16695, 18540, 19158, 19530, 19716, 21630, 21836, 22260, 22351, 23002, 24645, 25956, 27295, 28737, 29574, 31930, 32445, 32754, 32860, 33390, 34503, 38213, 38316, 39060, 43260, 44702, 46004, 47895, 49131, 49290, 54590, 57474, 57505, 59148, 63860, 64890, 65508, 66780, 67053, 69006, 73935, 76426, 81885, 89404, 95790, 98262, 98580, 103509, 109180, 111755, 114639, 114948, 115010, 129780, 134106, 138012, 143685, 147870, 152852, 163770, 169229, 172515, 191065, 191580, 196524, 201159, 207018, 223510, 229278, 230020, 245655, 268212, 287370, 295740, 327540, 335265, 338458, 343917, 345030, 382130, 402318, 414036, 447020, 458556, 491310, 507687, 517545, 573195, 574740, 670530, 676916, 687834, 690060, 764260, 804636, 846145, 982620, 1005795, 1015374, 1035090, 1146390, 1184603, 1341060, 1375668, 1523061, 1692290, 1719585, 2011590, 2030748, 2070180, 2292780, 2369206, 2538435, 3046122, 3384580, 3439170, 3553809, 4023180, 4738412, 5076870, 5923015, 6092244, 6878340, 7107618, 7615305, 10153740, 10661427, 11846030, 14215236, 15230610, 17769045, 21322854, 23692060, 30461220, 35538090, 42645708, 53307135, 71076180, 106614270, 213228540]

約数ペア:

[(1, 213228540), (2, 106614270), (3, 71076180), (4, 53307135), (5, 42645708), (6, 35538090), (7, 30461220), (9, 23692060), (10, 21322854), (12, 17769045), (14, 15230610), (15, 14215236), (18, 11846030), (20, 10661427), (21, 10153740), (28, 7615305), (30, 7107618), (31, 6878340), (35, 6092244), (36, 5923015), (42, 5076870), (45, 4738412), (53, 4023180), (60, 3553809), (62, 3439170), (63, 3384580), (70, 3046122), (84, 2538435), (90, 2369206), (93, 2292780), (103, 2070180), (105, 2030748), (106, 2011590), (124, 1719585), (126, 1692290), (140, 1523061), (155, 1375668), (159, 1341060), (180, 1184603), (186, 1146390), (206, 1035090), (210, 1015374), (212, 1005795), (217, 982620), (252, 846145), (265, 804636), (279, 764260), (309, 690060), (310, 687834), (315, 676916), (318, 670530), (371, 574740), (372, 573195), (412, 517545), (420, 507687), (434, 491310), (465, 458556), (477, 447020), (515, 414036), (530, 402318), (558, 382130), (618, 345030), (620, 343917), (630, 338458), (636, 335265), (651, 327540), (721, 295740), (742, 287370), (795, 268212), (868, 245655), (927, 230020), (930, 229278), (954, 223510), (1030, 207018), (1060, 201159), (1085, 196524), (1113, 191580), (1116, 191065), (1236, 172515), (1260, 169229), (1302, 163770), (1395, 152852), (1442, 147870), (1484, 143685), (1545, 138012), (1590, 134106), (1643, 129780), (1854, 115010), (1855, 114948), (1860, 114639), (1908, 111755), (1953, 109180), (2060, 103509), (2163, 98580), (2170, 98262), (2226, 95790), (2385, 89404), (2604, 81885), (2790, 76426), (2884, 73935), (3090, 69006), (3180, 67053), (3193, 66780), (3255, 65508), (3286, 64890), (3339, 63860), (3605, 59148), (3708, 57505), (3710, 57474), (3906, 54590), (4326, 49290), (4340, 49131), (4452, 47895), (4635, 46004), (4770, 44702), (4929, 43260), (5459, 39060), (5565, 38316), (5580, 38213), (6180, 34503), (6386, 33390), (6489, 32860), (6510, 32754), (6572, 32445), (6678, 31930), (7210, 29574), (7420, 28737), (7812, 27295), (8215, 25956), (8652, 24645), (9270, 23002), (9540, 22351), (9579, 22260), (9765, 21836), (9858, 21630), (10815, 19716), (10918, 19530), (11130, 19158), (11501, 18540), (12772, 16695), (12978, 16430), (13020, 16377), (13356, 15965), (14420, 14787)]