81645424560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{19541}}^1$

素因数の和:20396

約数の個数: 240

約数和(自身を含む): 313756971840

約数和(自身を除く): 232111547280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 829, 840, 1008, 1260, 1658, 1680, 2487, 2520, 3316, 4145, 4974, 5040, 5803, 6632, 7461, 8290, 9948, 11606, 12435, 13264, 14922, 16580, 17409, 19541, 19896, 23212, 24870, 29015, 29844, 33160, 34818, 37305, 39082, 39792, 46424, 49740, 52227, 58030, 58623, 59688, 66320, 69636, 74610, 78164, 87045, 92848, 97705, 99480, 104454, 116060, 117246, 119376, 136787, 139272, 149220, 156328, 174090, 175869, 195410, 198960, 208908, 232120, 234492, 261135, 273574, 278544, 293115, 298440, 312656, 348180, 351738, 390820, 410361, 417816, 464240, 468984, 522270, 547148, 586230, 596880, 683935, 696360, 703476, 781640, 820722, 835632, 879345, 937968, 1044540, 1094296, 1172460, 1231083, 1367870, 1392720, 1406952, 1563280, 1641444, 1758690, 2051805, 2089080, 2188592, 2344920, 2462166, 2735740, 2813904, 3282888, 3517380, 4103610, 4178160, 4689840, 4924332, 5471480, 6155415, 6565776, 7034760, 8207220, 9848664, 10942960, 12310830, 14069520, 16199489, 16414440, 19697328, 24621660, 32398978, 32828880, 48598467, 49243320, 64797956, 80997445, 97196934, 98486640, 113396423, 129595912, 145795401, 161994890, 194393868, 226792846, 242992335, 259191824, 291590802, 323989780, 340189269, 388787736, 453585692, 485984670, 566982115, 583181604, 647979560, 680378538, 728977005, 777575472, 907171384, 971969340, 1020567807, 1133964230, 1166363208, 1295959120, 1360757076, 1457954010, 1700946345, 1814342768, 1943938680, 2041135614, 2267928460, 2332726416, 2721514152, 2915908020, 3401892690, 3887877360, 4082271228, 4535856920, 5102839035, 5443028304, 5831816040, 6803785380, 8164542456, 9071713840, 10205678070, 11663632080, 13607570760, 16329084912, 20411356140, 27215141520, 40822712280, 81645424560]

約数ペア:

[(1, 81645424560), (2, 40822712280), (3, 27215141520), (4, 20411356140), (5, 16329084912), (6, 13607570760), (7, 11663632080), (8, 10205678070), (9, 9071713840), (10, 8164542456), (12, 6803785380), (14, 5831816040), (15, 5443028304), (16, 5102839035), (18, 4535856920), (20, 4082271228), (21, 3887877360), (24, 3401892690), (28, 2915908020), (30, 2721514152), (35, 2332726416), (36, 2267928460), (40, 2041135614), (42, 1943938680), (45, 1814342768), (48, 1700946345), (56, 1457954010), (60, 1360757076), (63, 1295959120), (70, 1166363208), (72, 1133964230), (80, 1020567807), (84, 971969340), (90, 907171384), (105, 777575472), (112, 728977005), (120, 680378538), (126, 647979560), (140, 583181604), (144, 566982115), (168, 485984670), (180, 453585692), (210, 388787736), (240, 340189269), (252, 323989780), (280, 291590802), (315, 259191824), (336, 242992335), (360, 226792846), (420, 194393868), (504, 161994890), (560, 145795401), (630, 129595912), (720, 113396423), (829, 98486640), (840, 97196934), (1008, 80997445), (1260, 64797956), (1658, 49243320), (1680, 48598467), (2487, 32828880), (2520, 32398978), (3316, 24621660), (4145, 19697328), (4974, 16414440), (5040, 16199489), (5803, 14069520), (6632, 12310830), (7461, 10942960), (8290, 9848664), (9948, 8207220), (11606, 7034760), (12435, 6565776), (13264, 6155415), (14922, 5471480), (16580, 4924332), (17409, 4689840), (19541, 4178160), (19896, 4103610), (23212, 3517380), (24870, 3282888), (29015, 2813904), (29844, 2735740), (33160, 2462166), (34818, 2344920), (37305, 2188592), (39082, 2089080), (39792, 2051805), (46424, 1758690), (49740, 1641444), (52227, 1563280), (58030, 1406952), (58623, 1392720), (59688, 1367870), (66320, 1231083), (69636, 1172460), (74610, 1094296), (78164, 1044540), (87045, 937968), (92848, 879345), (97705, 835632), (99480, 820722), (104454, 781640), (116060, 703476), (117246, 696360), (119376, 683935), (136787, 596880), (139272, 586230), (149220, 547148), (156328, 522270), (174090, 468984), (175869, 464240), (195410, 417816), (198960, 410361), (208908, 390820), (232120, 351738), (234492, 348180), (261135, 312656), (273574, 298440), (278544, 293115)]