197555540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 558835200

約数和(自身を除く): 361279660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 29, 35, 38, 52, 58, 65, 70, 76, 91, 95, 116, 130, 133, 140, 145, 182, 190, 197, 203, 247, 260, 266, 290, 364, 377, 380, 394, 406, 455, 494, 532, 551, 580, 665, 754, 788, 812, 910, 985, 988, 1015, 1102, 1235, 1330, 1379, 1508, 1729, 1820, 1885, 1970, 2030, 2204, 2470, 2561, 2639, 2660, 2755, 2758, 3458, 3743, 3770, 3857, 3940, 4060, 4940, 5122, 5278, 5510, 5516, 5713, 6895, 6916, 7163, 7486, 7540, 7714, 8645, 10244, 10556, 11020, 11426, 12805, 13195, 13790, 14326, 14972, 15428, 17290, 17927, 18715, 19285, 22852, 25610, 26201, 26390, 27580, 28565, 28652, 34580, 35815, 35854, 37430, 38570, 39991, 48659, 50141, 51220, 52402, 52780, 57130, 71630, 71708, 74269, 74860, 77140, 79982, 89635, 97318, 100282, 104804, 108547, 114260, 131005, 143260, 148538, 159964, 179270, 194636, 199955, 200564, 217094, 243295, 250705, 262010, 297076, 340613, 358540, 371345, 399910, 434188, 486590, 501410, 519883, 524020, 542735, 681226, 742690, 759829, 799820, 973180, 1002820, 1039766, 1085470, 1362452, 1411111, 1485380, 1519658, 1703065, 2079532, 2170940, 2599415, 2822222, 3039316, 3406130, 3799145, 5198830, 5644444, 6812260, 7055555, 7598290, 9877777, 10397660, 14111110, 15196580, 19755554, 28222220, 39511108, 49388885, 98777770, 197555540]

約数ペア:

[(1, 197555540), (2, 98777770), (4, 49388885), (5, 39511108), (7, 28222220), (10, 19755554), (13, 15196580), (14, 14111110), (19, 10397660), (20, 9877777), (26, 7598290), (28, 7055555), (29, 6812260), (35, 5644444), (38, 5198830), (52, 3799145), (58, 3406130), (65, 3039316), (70, 2822222), (76, 2599415), (91, 2170940), (95, 2079532), (116, 1703065), (130, 1519658), (133, 1485380), (140, 1411111), (145, 1362452), (182, 1085470), (190, 1039766), (197, 1002820), (203, 973180), (247, 799820), (260, 759829), (266, 742690), (290, 681226), (364, 542735), (377, 524020), (380, 519883), (394, 501410), (406, 486590), (455, 434188), (494, 399910), (532, 371345), (551, 358540), (580, 340613), (665, 297076), (754, 262010), (788, 250705), (812, 243295), (910, 217094), (985, 200564), (988, 199955), (1015, 194636), (1102, 179270), (1235, 159964), (1330, 148538), (1379, 143260), (1508, 131005), (1729, 114260), (1820, 108547), (1885, 104804), (1970, 100282), (2030, 97318), (2204, 89635), (2470, 79982), (2561, 77140), (2639, 74860), (2660, 74269), (2755, 71708), (2758, 71630), (3458, 57130), (3743, 52780), (3770, 52402), (3857, 51220), (3940, 50141), (4060, 48659), (4940, 39991), (5122, 38570), (5278, 37430), (5510, 35854), (5516, 35815), (5713, 34580), (6895, 28652), (6916, 28565), (7163, 27580), (7486, 26390), (7540, 26201), (7714, 25610), (8645, 22852), (10244, 19285), (10556, 18715), (11020, 17927), (11426, 17290), (12805, 15428), (13195, 14972), (13790, 14326)]