20107568520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{75377}}^1$

素因数の和:75429

約数の個数: 256

約数和(自身を含む): 75981024000

約数和(自身を除く): 55873455480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 171, 180, 190, 195, 216, 228, 234, 247, 260, 270, 285, 312, 342, 351, 360, 380, 390, 456, 468, 494, 513, 520, 540, 570, 585, 684, 702, 741, 760, 780, 855, 936, 988, 1026, 1080, 1140, 1170, 1235, 1368, 1404, 1482, 1560, 1710, 1755, 1976, 2052, 2223, 2280, 2340, 2470, 2565, 2808, 2964, 3420, 3510, 3705, 4104, 4446, 4680, 4940, 5130, 5928, 6669, 6840, 7020, 7410, 8892, 9880, 10260, 11115, 13338, 14040, 14820, 17784, 20520, 22230, 26676, 29640, 33345, 44460, 53352, 66690, 75377, 88920, 133380, 150754, 226131, 266760, 301508, 376885, 452262, 603016, 678393, 753770, 904524, 979901, 1130655, 1356786, 1432163, 1507540, 1809048, 1959802, 2035179, 2261310, 2713572, 2864326, 2939703, 3015080, 3391965, 3919604, 4070358, 4296489, 4522620, 4899505, 5427144, 5728652, 5879406, 6783930, 7160815, 7839208, 8140716, 8592978, 8819109, 9045240, 9799010, 10175895, 11457304, 11758812, 12889467, 13567860, 14321630, 14698515, 16281432, 17185956, 17638218, 18618119, 19598020, 20351790, 21482445, 23517624, 25778934, 26457327, 27135720, 28643260, 29397030, 34371912, 35276436, 37236238, 38668401, 39196040, 40703580, 42964890, 44095545, 51557868, 52914654, 55854357, 57286520, 58794060, 64447335, 70552872, 74472476, 77336802, 81407160, 85929780, 88191090, 93090595, 103115736, 105829308, 111708714, 117588120, 128894670, 132286635, 148944952, 154673604, 167563071, 171859560, 176382180, 186181190, 193342005, 211658616, 223417428, 257789340, 264573270, 279271785, 309347208, 335126142, 352764360, 372362380, 386684010, 446834856, 502689213, 515578680, 529146540, 558543570, 670252284, 744724760, 773368020, 837815355, 1005378426, 1058293080, 1117087140, 1340504568, 1546736040, 1675630710, 2010756852, 2234174280, 2513446065, 3351261420, 4021513704, 5026892130, 6702522840, 10053784260, 20107568520]

約数ペア:

[(1, 20107568520), (2, 10053784260), (3, 6702522840), (4, 5026892130), (5, 4021513704), (6, 3351261420), (8, 2513446065), (9, 2234174280), (10, 2010756852), (12, 1675630710), (13, 1546736040), (15, 1340504568), (18, 1117087140), (19, 1058293080), (20, 1005378426), (24, 837815355), (26, 773368020), (27, 744724760), (30, 670252284), (36, 558543570), (38, 529146540), (39, 515578680), (40, 502689213), (45, 446834856), (52, 386684010), (54, 372362380), (57, 352764360), (60, 335126142), (65, 309347208), (72, 279271785), (76, 264573270), (78, 257789340), (90, 223417428), (95, 211658616), (104, 193342005), (108, 186181190), (114, 176382180), (117, 171859560), (120, 167563071), (130, 154673604), (135, 148944952), (152, 132286635), (156, 128894670), (171, 117588120), (180, 111708714), (190, 105829308), (195, 103115736), (216, 93090595), (228, 88191090), (234, 85929780), (247, 81407160), (260, 77336802), (270, 74472476), (285, 70552872), (312, 64447335), (342, 58794060), (351, 57286520), (360, 55854357), (380, 52914654), (390, 51557868), (456, 44095545), (468, 42964890), (494, 40703580), (513, 39196040), (520, 38668401), (540, 37236238), (570, 35276436), (585, 34371912), (684, 29397030), (702, 28643260), (741, 27135720), (760, 26457327), (780, 25778934), (855, 23517624), (936, 21482445), (988, 20351790), (1026, 19598020), (1080, 18618119), (1140, 17638218), (1170, 17185956), (1235, 16281432), (1368, 14698515), (1404, 14321630), (1482, 13567860), (1560, 12889467), (1710, 11758812), (1755, 11457304), (1976, 10175895), (2052, 9799010), (2223, 9045240), (2280, 8819109), (2340, 8592978), (2470, 8140716), (2565, 7839208), (2808, 7160815), (2964, 6783930), (3420, 5879406), (3510, 5728652), (3705, 5427144), (4104, 4899505), (4446, 4522620), (4680, 4296489), (4940, 4070358), (5130, 3919604), (5928, 3391965), (6669, 3015080), (6840, 2939703), (7020, 2864326), (7410, 2713572), (8892, 2261310), (9880, 2035179), (10260, 1959802), (11115, 1809048), (13338, 1507540), (14040, 1432163), (14820, 1356786), (17784, 1130655), (20520, 979901), (22230, 904524), (26676, 753770), (29640, 678393), (33345, 603016), (44460, 452262), (53352, 376885), (66690, 301508), (75377, 266760), (88920, 226131), (133380, 150754)]