1651361920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 256

約数和(自身を含む): 4491002880

約数和(自身を除く): 2839640960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 47, 52, 64, 65, 80, 82, 94, 103, 104, 128, 130, 160, 164, 188, 205, 206, 208, 235, 260, 320, 328, 376, 410, 412, 416, 470, 515, 520, 533, 611, 640, 656, 752, 820, 824, 832, 940, 1030, 1040, 1066, 1222, 1312, 1339, 1504, 1640, 1648, 1664, 1880, 1927, 2060, 2080, 2132, 2444, 2624, 2665, 2678, 3008, 3055, 3280, 3296, 3760, 3854, 4120, 4160, 4223, 4264, 4841, 4888, 5248, 5330, 5356, 6016, 6110, 6560, 6592, 6695, 7520, 7708, 8240, 8320, 8446, 8528, 9635, 9682, 9776, 10660, 10712, 12220, 13120, 13184, 13390, 15040, 15416, 16480, 16892, 17056, 19270, 19364, 19552, 21115, 21320, 21424, 24205, 24440, 25051, 26240, 26780, 30080, 30832, 32960, 33784, 34112, 38540, 38728, 39104, 42230, 42640, 42848, 48410, 48880, 50102, 53560, 54899, 61664, 62933, 65920, 67568, 68224, 77080, 77456, 78208, 84460, 85280, 85696, 96820, 97760, 100204, 107120, 109798, 123328, 125255, 125866, 135136, 154160, 154912, 168920, 170560, 171392, 193640, 195520, 198481, 200408, 214240, 219596, 246656, 250510, 251732, 270272, 274495, 308320, 309824, 314665, 337840, 341120, 387280, 391040, 396962, 400816, 428480, 439192, 501020, 503464, 540544, 548990, 616640, 619648, 629330, 675680, 774560, 793924, 801632, 856960, 878384, 992405, 1002040, 1006928, 1097980, 1233280, 1258660, 1351360, 1549120, 1587848, 1603264, 1756768, 1984810, 2004080, 2013856, 2195960, 2517320, 2580253, 2702720, 3098240, 3175696, 3206528, 3513536, 3969620, 4008160, 4027712, 4391920, 5034640, 5160506, 6351392, 7027072, 7939240, 8016320, 8055424, 8783840, 10069280, 10321012, 12702784, 12901265, 15878480, 16032640, 17567680, 20138560, 20642024, 25405568, 25802530, 31756960, 35135360, 40277120, 41284048, 51605060, 63513920, 82568096, 103210120, 127027840, 165136192, 206420240, 330272384, 412840480, 825680960, 1651361920]

約数ペア:

[(1, 1651361920), (2, 825680960), (4, 412840480), (5, 330272384), (8, 206420240), (10, 165136192), (13, 127027840), (16, 103210120), (20, 82568096), (26, 63513920), (32, 51605060), (40, 41284048), (41, 40277120), (47, 35135360), (52, 31756960), (64, 25802530), (65, 25405568), (80, 20642024), (82, 20138560), (94, 17567680), (103, 16032640), (104, 15878480), (128, 12901265), (130, 12702784), (160, 10321012), (164, 10069280), (188, 8783840), (205, 8055424), (206, 8016320), (208, 7939240), (235, 7027072), (260, 6351392), (320, 5160506), (328, 5034640), (376, 4391920), (410, 4027712), (412, 4008160), (416, 3969620), (470, 3513536), (515, 3206528), (520, 3175696), (533, 3098240), (611, 2702720), (640, 2580253), (656, 2517320), (752, 2195960), (820, 2013856), (824, 2004080), (832, 1984810), (940, 1756768), (1030, 1603264), (1040, 1587848), (1066, 1549120), (1222, 1351360), (1312, 1258660), (1339, 1233280), (1504, 1097980), (1640, 1006928), (1648, 1002040), (1664, 992405), (1880, 878384), (1927, 856960), (2060, 801632), (2080, 793924), (2132, 774560), (2444, 675680), (2624, 629330), (2665, 619648), (2678, 616640), (3008, 548990), (3055, 540544), (3280, 503464), (3296, 501020), (3760, 439192), (3854, 428480), (4120, 400816), (4160, 396962), (4223, 391040), (4264, 387280), (4841, 341120), (4888, 337840), (5248, 314665), (5330, 309824), (5356, 308320), (6016, 274495), (6110, 270272), (6560, 251732), (6592, 250510), (6695, 246656), (7520, 219596), (7708, 214240), (8240, 200408), (8320, 198481), (8446, 195520), (8528, 193640), (9635, 171392), (9682, 170560), (9776, 168920), (10660, 154912), (10712, 154160), (12220, 135136), (13120, 125866), (13184, 125255), (13390, 123328), (15040, 109798), (15416, 107120), (16480, 100204), (16892, 97760), (17056, 96820), (19270, 85696), (19364, 85280), (19552, 84460), (21115, 78208), (21320, 77456), (21424, 77080), (24205, 68224), (24440, 67568), (25051, 65920), (26240, 62933), (26780, 61664), (30080, 54899), (30832, 53560), (32960, 50102), (33784, 48880), (34112, 48410), (38540, 42848), (38728, 42640), (39104, 42230)]