20213565680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{569}}^1$

素因数の和:752

約数の個数: 320

約数和(自身を含む): 60253286400

約数和(自身を除く): 40039720720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 79, 80, 88, 110, 112, 140, 146, 154, 158, 176, 220, 280, 292, 308, 316, 365, 385, 395, 440, 511, 553, 560, 569, 584, 616, 632, 730, 770, 790, 803, 869, 880, 1022, 1106, 1138, 1168, 1232, 1264, 1460, 1540, 1580, 1606, 1738, 2044, 2212, 2276, 2555, 2765, 2845, 2920, 3080, 3160, 3212, 3476, 3983, 4015, 4088, 4345, 4424, 4552, 5110, 5530, 5621, 5690, 5767, 5840, 6083, 6160, 6259, 6320, 6424, 6952, 7966, 8030, 8176, 8690, 8848, 9104, 10220, 11060, 11242, 11380, 11534, 12166, 12518, 12848, 13904, 15932, 16060, 17380, 19915, 20440, 22120, 22484, 22760, 23068, 24332, 25036, 28105, 28835, 30415, 31295, 31864, 32120, 34760, 39830, 40369, 40880, 41537, 43813, 44240, 44951, 44968, 45520, 46136, 48664, 50072, 56210, 57670, 60830, 62590, 63437, 63728, 64240, 69520, 79660, 80738, 83074, 87626, 89902, 89936, 92272, 97328, 100144, 112420, 115340, 121660, 125180, 126874, 159320, 161476, 166148, 175252, 179804, 201845, 207685, 219065, 224755, 224840, 230680, 243320, 250360, 253748, 290759, 314657, 317185, 318640, 322952, 332296, 350504, 359608, 403690, 415370, 438130, 444059, 449510, 449680, 456907, 461360, 486640, 494461, 500720, 507496, 581518, 629314, 634370, 645904, 664592, 701008, 719216, 807380, 830740, 876260, 888118, 899020, 913814, 988922, 1014992, 1163036, 1258628, 1268740, 1453795, 1573285, 1614760, 1661480, 1752520, 1776236, 1798040, 1827628, 1977844, 2220295, 2284535, 2326072, 2472305, 2517256, 2537480, 2907590, 3146570, 3198349, 3229520, 3281423, 3322960, 3461227, 3505040, 3552472, 3596080, 3655256, 3955688, 4440590, 4569070, 4652144, 4944610, 5034512, 5074960, 5815180, 6293140, 6396698, 6562846, 6922454, 7104944, 7310512, 7911376, 8881180, 9138140, 9889220, 11630360, 12586280, 12793396, 13125692, 13844908, 15991745, 16407115, 17306135, 17762360, 18276280, 19778440, 22969961, 23260720, 25172560, 25586792, 26251384, 27689816, 31983490, 32814230, 34612270, 35524720, 36095653, 36552560, 39556880, 45939922, 51173584, 52502768, 55379632, 63966980, 65628460, 69224540, 72191306, 91879844, 114849805, 127933960, 131256920, 138449080, 144382612, 180478265, 183759688, 229699610, 252669571, 255867920, 262513840, 276898160, 288765224, 360956530, 367519376, 459399220, 505339142, 577530448, 721913060, 918798440, 1010678284, 1263347855, 1443826120, 1837596880, 2021356568, 2526695710, 2887652240, 4042713136, 5053391420, 10106782840, 20213565680]

約数ペア:

[(1, 20213565680), (2, 10106782840), (4, 5053391420), (5, 4042713136), (7, 2887652240), (8, 2526695710), (10, 2021356568), (11, 1837596880), (14, 1443826120), (16, 1263347855), (20, 1010678284), (22, 918798440), (28, 721913060), (35, 577530448), (40, 505339142), (44, 459399220), (55, 367519376), (56, 360956530), (70, 288765224), (73, 276898160), (77, 262513840), (79, 255867920), (80, 252669571), (88, 229699610), (110, 183759688), (112, 180478265), (140, 144382612), (146, 138449080), (154, 131256920), (158, 127933960), (176, 114849805), (220, 91879844), (280, 72191306), (292, 69224540), (308, 65628460), (316, 63966980), (365, 55379632), (385, 52502768), (395, 51173584), (440, 45939922), (511, 39556880), (553, 36552560), (560, 36095653), (569, 35524720), (584, 34612270), (616, 32814230), (632, 31983490), (730, 27689816), (770, 26251384), (790, 25586792), (803, 25172560), (869, 23260720), (880, 22969961), (1022, 19778440), (1106, 18276280), (1138, 17762360), (1168, 17306135), (1232, 16407115), (1264, 15991745), (1460, 13844908), (1540, 13125692), (1580, 12793396), (1606, 12586280), (1738, 11630360), (2044, 9889220), (2212, 9138140), (2276, 8881180), (2555, 7911376), (2765, 7310512), (2845, 7104944), (2920, 6922454), (3080, 6562846), (3160, 6396698), (3212, 6293140), (3476, 5815180), (3983, 5074960), (4015, 5034512), (4088, 4944610), (4345, 4652144), (4424, 4569070), (4552, 4440590), (5110, 3955688), (5530, 3655256), (5621, 3596080), (5690, 3552472), (5767, 3505040), (5840, 3461227), (6083, 3322960), (6160, 3281423), (6259, 3229520), (6320, 3198349), (6424, 3146570), (6952, 2907590), (7966, 2537480), (8030, 2517256), (8176, 2472305), (8690, 2326072), (8848, 2284535), (9104, 2220295), (10220, 1977844), (11060, 1827628), (11242, 1798040), (11380, 1776236), (11534, 1752520), (12166, 1661480), (12518, 1614760), (12848, 1573285), (13904, 1453795), (15932, 1268740), (16060, 1258628), (17380, 1163036), (19915, 1014992), (20440, 988922), (22120, 913814), (22484, 899020), (22760, 888118), (23068, 876260), (24332, 830740), (25036, 807380), (28105, 719216), (28835, 701008), (30415, 664592), (31295, 645904), (31864, 634370), (32120, 629314), (34760, 581518), (39830, 507496), (40369, 500720), (40880, 494461), (41537, 486640), (43813, 461360), (44240, 456907), (44951, 449680), (44968, 449510), (45520, 444059), (46136, 438130), (48664, 415370), (50072, 403690), (56210, 359608), (57670, 350504), (60830, 332296), (62590, 322952), (63437, 318640), (63728, 317185), (64240, 314657), (69520, 290759), (79660, 253748), (80738, 250360), (83074, 243320), (87626, 230680), (89902, 224840), (89936, 224755), (92272, 219065), (97328, 207685), (100144, 201845), (112420, 179804), (115340, 175252), (121660, 166148), (125180, 161476), (126874, 159320)]