56665980

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 214663680

約数和(自身を除く): 157997700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 263, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 526, 532, 540, 567, 570, 630, 665, 684, 756, 789, 798, 810, 855, 945, 1026, 1052, 1134, 1140, 1197, 1260, 1315, 1330, 1539, 1578, 1596, 1620, 1710, 1841, 1890, 1995, 2052, 2268, 2367, 2394, 2565, 2630, 2660, 2835, 3078, 3156, 3420, 3591, 3682, 3780, 3945, 3990, 4734, 4788, 4997, 5130, 5260, 5523, 5670, 5985, 6156, 7101, 7182, 7364, 7695, 7890, 7980, 9205, 9468, 9994, 10260, 10773, 11046, 11340, 11835, 11970, 14202, 14364, 14991, 15390, 15780, 16569, 17955, 18410, 19988, 21303, 21546, 22092, 23670, 23940, 24985, 27615, 28404, 29982, 30780, 33138, 34979, 35505, 35910, 36820, 42606, 43092, 44973, 47340, 49707, 49970, 53865, 55230, 59964, 66276, 69958, 71010, 71820, 74955, 82845, 85212, 89946, 99414, 99940, 104937, 106515, 107730, 110460, 134919, 139916, 142020, 149121, 149910, 165690, 174895, 179892, 198828, 209874, 213030, 215460, 224865, 248535, 269838, 298242, 299820, 314811, 331380, 349790, 404757, 419748, 426060, 449730, 497070, 524685, 539676, 596484, 629622, 674595, 699580, 745605, 809514, 899460, 944433, 994140, 1049370, 1259244, 1349190, 1491210, 1574055, 1619028, 1888866, 2023785, 2098740, 2698380, 2833299, 2982420, 3148110, 3777732, 4047570, 4722165, 5666598, 6296220, 8095140, 9444330, 11333196, 14166495, 18888660, 28332990, 56665980]

約数ペア:

[(1, 56665980), (2, 28332990), (3, 18888660), (4, 14166495), (5, 11333196), (6, 9444330), (7, 8095140), (9, 6296220), (10, 5666598), (12, 4722165), (14, 4047570), (15, 3777732), (18, 3148110), (19, 2982420), (20, 2833299), (21, 2698380), (27, 2098740), (28, 2023785), (30, 1888866), (35, 1619028), (36, 1574055), (38, 1491210), (42, 1349190), (45, 1259244), (54, 1049370), (57, 994140), (60, 944433), (63, 899460), (70, 809514), (76, 745605), (81, 699580), (84, 674595), (90, 629622), (95, 596484), (105, 539676), (108, 524685), (114, 497070), (126, 449730), (133, 426060), (135, 419748), (140, 404757), (162, 349790), (171, 331380), (180, 314811), (189, 299820), (190, 298242), (210, 269838), (228, 248535), (252, 224865), (263, 215460), (266, 213030), (270, 209874), (285, 198828), (315, 179892), (324, 174895), (342, 165690), (378, 149910), (380, 149121), (399, 142020), (405, 139916), (420, 134919), (513, 110460), (526, 107730), (532, 106515), (540, 104937), (567, 99940), (570, 99414), (630, 89946), (665, 85212), (684, 82845), (756, 74955), (789, 71820), (798, 71010), (810, 69958), (855, 66276), (945, 59964), (1026, 55230), (1052, 53865), (1134, 49970), (1140, 49707), (1197, 47340), (1260, 44973), (1315, 43092), (1330, 42606), (1539, 36820), (1578, 35910), (1596, 35505), (1620, 34979), (1710, 33138), (1841, 30780), (1890, 29982), (1995, 28404), (2052, 27615), (2268, 24985), (2367, 23940), (2394, 23670), (2565, 22092), (2630, 21546), (2660, 21303), (2835, 19988), (3078, 18410), (3156, 17955), (3420, 16569), (3591, 15780), (3682, 15390), (3780, 14991), (3945, 14364), (3990, 14202), (4734, 11970), (4788, 11835), (4997, 11340), (5130, 11046), (5260, 10773), (5523, 10260), (5670, 9994), (5985, 9468), (6156, 9205), (7101, 7980), (7182, 7890), (7364, 7695)]