20746861520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1874

約数の個数: 320

約数和(自身を含む): 63955906560

約数和(自身を除く): 43209045040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 103, 110, 112, 133, 140, 152, 154, 176, 190, 206, 209, 220, 266, 280, 304, 308, 380, 385, 412, 418, 440, 515, 532, 560, 616, 665, 721, 760, 770, 824, 836, 880, 1030, 1045, 1064, 1133, 1232, 1330, 1442, 1463, 1520, 1540, 1648, 1672, 1721, 1957, 2060, 2090, 2128, 2266, 2660, 2884, 2926, 3080, 3344, 3442, 3605, 3914, 4120, 4180, 4532, 5320, 5665, 5768, 5852, 6160, 6884, 7210, 7315, 7828, 7931, 8240, 8360, 8605, 9064, 9785, 10640, 11330, 11536, 11704, 12047, 13699, 13768, 14420, 14630, 15656, 15862, 16720, 17210, 18128, 18931, 19570, 21527, 22660, 23408, 24094, 27398, 27536, 28840, 29260, 31312, 31724, 32699, 34420, 37862, 39140, 39655, 43054, 45320, 48188, 54796, 57680, 58520, 60235, 63448, 65398, 68495, 68840, 75724, 78280, 79310, 86108, 90640, 94655, 96376, 107635, 109592, 117040, 120470, 126896, 130796, 132517, 136990, 137680, 150689, 151448, 156560, 158620, 163495, 172216, 177263, 189310, 192752, 215270, 219184, 228893, 240940, 261592, 265034, 273980, 301378, 302896, 317240, 326990, 344432, 354526, 359689, 378620, 430540, 457786, 481880, 523184, 530068, 547960, 602756, 634480, 653980, 662585, 709052, 719378, 753445, 757240, 861080, 886315, 915572, 963760, 1060136, 1095920, 1144465, 1205512, 1240841, 1307960, 1325170, 1418104, 1438756, 1506890, 1514480, 1722160, 1772630, 1798445, 1831144, 1949893, 2120272, 2288930, 2411024, 2481682, 2517823, 2615920, 2650340, 2836208, 2877512, 3013780, 3367997, 3545260, 3596890, 3662288, 3899786, 4577860, 4963364, 5035646, 5300680, 5755024, 6027560, 6204205, 6735994, 7090520, 7193780, 7799572, 9155720, 9749465, 9926728, 10071292, 10601360, 12055120, 12408410, 12589115, 13471988, 13649251, 14181040, 14387560, 15599144, 16839985, 18311440, 19498930, 19853456, 20142584, 23575979, 24816820, 25178230, 26943976, 27298502, 28775120, 31198288, 33679970, 37047967, 38997860, 40285168, 47151958, 49633640, 50356460, 53887952, 54597004, 67359940, 68246255, 74095934, 77995720, 94303916, 99267280, 100712920, 109194008, 117879895, 134719880, 136492510, 148191868, 155991440, 185239835, 188607832, 201425840, 218388016, 235759790, 259335769, 269439760, 272985020, 296383736, 370479670, 377215664, 471519580, 518671538, 545970040, 592767472, 740959340, 943039160, 1037343076, 1091940080, 1296678845, 1481918680, 1886078320, 2074686152, 2593357690, 2963837360, 4149372304, 5186715380, 10373430760, 20746861520]

約数ペア:

[(1, 20746861520), (2, 10373430760), (4, 5186715380), (5, 4149372304), (7, 2963837360), (8, 2593357690), (10, 2074686152), (11, 1886078320), (14, 1481918680), (16, 1296678845), (19, 1091940080), (20, 1037343076), (22, 943039160), (28, 740959340), (35, 592767472), (38, 545970040), (40, 518671538), (44, 471519580), (55, 377215664), (56, 370479670), (70, 296383736), (76, 272985020), (77, 269439760), (80, 259335769), (88, 235759790), (95, 218388016), (103, 201425840), (110, 188607832), (112, 185239835), (133, 155991440), (140, 148191868), (152, 136492510), (154, 134719880), (176, 117879895), (190, 109194008), (206, 100712920), (209, 99267280), (220, 94303916), (266, 77995720), (280, 74095934), (304, 68246255), (308, 67359940), (380, 54597004), (385, 53887952), (412, 50356460), (418, 49633640), (440, 47151958), (515, 40285168), (532, 38997860), (560, 37047967), (616, 33679970), (665, 31198288), (721, 28775120), (760, 27298502), (770, 26943976), (824, 25178230), (836, 24816820), (880, 23575979), (1030, 20142584), (1045, 19853456), (1064, 19498930), (1133, 18311440), (1232, 16839985), (1330, 15599144), (1442, 14387560), (1463, 14181040), (1520, 13649251), (1540, 13471988), (1648, 12589115), (1672, 12408410), (1721, 12055120), (1957, 10601360), (2060, 10071292), (2090, 9926728), (2128, 9749465), (2266, 9155720), (2660, 7799572), (2884, 7193780), (2926, 7090520), (3080, 6735994), (3344, 6204205), (3442, 6027560), (3605, 5755024), (3914, 5300680), (4120, 5035646), (4180, 4963364), (4532, 4577860), (5320, 3899786), (5665, 3662288), (5768, 3596890), (5852, 3545260), (6160, 3367997), (6884, 3013780), (7210, 2877512), (7315, 2836208), (7828, 2650340), (7931, 2615920), (8240, 2517823), (8360, 2481682), (8605, 2411024), (9064, 2288930), (9785, 2120272), (10640, 1949893), (11330, 1831144), (11536, 1798445), (11704, 1772630), (12047, 1722160), (13699, 1514480), (13768, 1506890), (14420, 1438756), (14630, 1418104), (15656, 1325170), (15862, 1307960), (16720, 1240841), (17210, 1205512), (18128, 1144465), (18931, 1095920), (19570, 1060136), (21527, 963760), (22660, 915572), (23408, 886315), (24094, 861080), (27398, 757240), (27536, 753445), (28840, 719378), (29260, 709052), (31312, 662585), (31724, 653980), (32699, 634480), (34420, 602756), (37862, 547960), (39140, 530068), (39655, 523184), (43054, 481880), (45320, 457786), (48188, 430540), (54796, 378620), (57680, 359689), (58520, 354526), (60235, 344432), (63448, 326990), (65398, 317240), (68495, 302896), (68840, 301378), (75724, 273980), (78280, 265034), (79310, 261592), (86108, 240940), (90640, 228893), (94655, 219184), (96376, 215270), (107635, 192752), (109592, 189310), (117040, 177263), (120470, 172216), (126896, 163495), (130796, 158620), (132517, 156560), (136990, 151448), (137680, 150689)]