1861391280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 320

約数和(自身を含む): 6893273088

約数和(自身を除く): 5031881808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 103, 105, 112, 120, 124, 140, 155, 168, 186, 206, 210, 217, 240, 248, 280, 309, 310, 336, 347, 372, 412, 420, 434, 465, 496, 515, 560, 618, 620, 651, 694, 721, 744, 824, 840, 868, 930, 1030, 1041, 1085, 1236, 1240, 1302, 1388, 1442, 1488, 1545, 1648, 1680, 1735, 1736, 1860, 2060, 2082, 2163, 2170, 2429, 2472, 2480, 2604, 2776, 2884, 3090, 3193, 3255, 3470, 3472, 3605, 3720, 4120, 4164, 4326, 4340, 4858, 4944, 5205, 5208, 5552, 5768, 6180, 6386, 6510, 6940, 7210, 7287, 7440, 8240, 8328, 8652, 8680, 9579, 9716, 10410, 10416, 10757, 10815, 11536, 12145, 12360, 12772, 13020, 13880, 14420, 14574, 15965, 16656, 17304, 17360, 19158, 19432, 20820, 21514, 21630, 22351, 24290, 24720, 25544, 26040, 27760, 28840, 29148, 31930, 32271, 34608, 35741, 36435, 38316, 38864, 41640, 43028, 43260, 44702, 47895, 48580, 51088, 52080, 53785, 57680, 58296, 63860, 64542, 67053, 71482, 72870, 75299, 76632, 83280, 86056, 86520, 89404, 95790, 97160, 107223, 107570, 111755, 116592, 127720, 129084, 134106, 142964, 145740, 150598, 153264, 161355, 172112, 173040, 178705, 178808, 191580, 194320, 214446, 215140, 223510, 225897, 250187, 255440, 258168, 268212, 285928, 291480, 301196, 322710, 335265, 357410, 357616, 376495, 383160, 428892, 430280, 447020, 451794, 500374, 516336, 536115, 536424, 571856, 582960, 602392, 645420, 670530, 714820, 750561, 752990, 766320, 857784, 860560, 894040, 903588, 1000748, 1072230, 1072848, 1107971, 1129485, 1204784, 1250935, 1290840, 1341060, 1429640, 1501122, 1505980, 1715568, 1788080, 1807176, 2001496, 2144460, 2215942, 2258970, 2501870, 2581680, 2682120, 2859280, 3002244, 3011960, 3323913, 3614352, 3752805, 4002992, 4288920, 4431884, 4517940, 5003740, 5364240, 5539855, 6004488, 6023920, 6647826, 7505610, 7755797, 8577840, 8863768, 9035880, 10007480, 11079710, 12008976, 13295652, 15011220, 15511594, 16619565, 17727536, 18071760, 20014960, 22159420, 23267391, 26591304, 30022440, 31023188, 33239130, 38778985, 44318840, 46534782, 53182608, 60044880, 62046376, 66478260, 77557970, 88637680, 93069564, 116336955, 124092752, 132956520, 155115940, 186139128, 232673910, 265913040, 310231880, 372278256, 465347820, 620463760, 930695640, 1861391280]

約数ペア:

[(1, 1861391280), (2, 930695640), (3, 620463760), (4, 465347820), (5, 372278256), (6, 310231880), (7, 265913040), (8, 232673910), (10, 186139128), (12, 155115940), (14, 132956520), (15, 124092752), (16, 116336955), (20, 93069564), (21, 88637680), (24, 77557970), (28, 66478260), (30, 62046376), (31, 60044880), (35, 53182608), (40, 46534782), (42, 44318840), (48, 38778985), (56, 33239130), (60, 31023188), (62, 30022440), (70, 26591304), (80, 23267391), (84, 22159420), (93, 20014960), (103, 18071760), (105, 17727536), (112, 16619565), (120, 15511594), (124, 15011220), (140, 13295652), (155, 12008976), (168, 11079710), (186, 10007480), (206, 9035880), (210, 8863768), (217, 8577840), (240, 7755797), (248, 7505610), (280, 6647826), (309, 6023920), (310, 6004488), (336, 5539855), (347, 5364240), (372, 5003740), (412, 4517940), (420, 4431884), (434, 4288920), (465, 4002992), (496, 3752805), (515, 3614352), (560, 3323913), (618, 3011960), (620, 3002244), (651, 2859280), (694, 2682120), (721, 2581680), (744, 2501870), (824, 2258970), (840, 2215942), (868, 2144460), (930, 2001496), (1030, 1807176), (1041, 1788080), (1085, 1715568), (1236, 1505980), (1240, 1501122), (1302, 1429640), (1388, 1341060), (1442, 1290840), (1488, 1250935), (1545, 1204784), (1648, 1129485), (1680, 1107971), (1735, 1072848), (1736, 1072230), (1860, 1000748), (2060, 903588), (2082, 894040), (2163, 860560), (2170, 857784), (2429, 766320), (2472, 752990), (2480, 750561), (2604, 714820), (2776, 670530), (2884, 645420), (3090, 602392), (3193, 582960), (3255, 571856), (3470, 536424), (3472, 536115), (3605, 516336), (3720, 500374), (4120, 451794), (4164, 447020), (4326, 430280), (4340, 428892), (4858, 383160), (4944, 376495), (5205, 357616), (5208, 357410), (5552, 335265), (5768, 322710), (6180, 301196), (6386, 291480), (6510, 285928), (6940, 268212), (7210, 258168), (7287, 255440), (7440, 250187), (8240, 225897), (8328, 223510), (8652, 215140), (8680, 214446), (9579, 194320), (9716, 191580), (10410, 178808), (10416, 178705), (10757, 173040), (10815, 172112), (11536, 161355), (12145, 153264), (12360, 150598), (12772, 145740), (13020, 142964), (13880, 134106), (14420, 129084), (14574, 127720), (15965, 116592), (16656, 111755), (17304, 107570), (17360, 107223), (19158, 97160), (19432, 95790), (20820, 89404), (21514, 86520), (21630, 86056), (22351, 83280), (24290, 76632), (24720, 75299), (25544, 72870), (26040, 71482), (27760, 67053), (28840, 64542), (29148, 63860), (31930, 58296), (32271, 57680), (34608, 53785), (35741, 52080), (36435, 51088), (38316, 48580), (38864, 47895), (41640, 44702), (43028, 43260)]