20219974800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{6983}}^1$

素因数の和:7150

約数の個数: 240

約数和(自身を含む): 68727029760

約数和(自身を除く): 48507054960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 127, 150, 152, 190, 200, 228, 240, 254, 285, 300, 304, 380, 381, 400, 456, 475, 508, 570, 600, 635, 760, 762, 912, 950, 1016, 1140, 1200, 1270, 1425, 1520, 1524, 1900, 1905, 2032, 2280, 2413, 2540, 2850, 3048, 3175, 3800, 3810, 4560, 4826, 5080, 5700, 6096, 6350, 6983, 7239, 7600, 7620, 9525, 9652, 10160, 11400, 12065, 12700, 13966, 14478, 15240, 19050, 19304, 20949, 22800, 24130, 25400, 27932, 28956, 30480, 34915, 36195, 38100, 38608, 41898, 48260, 50800, 55864, 57912, 60325, 69830, 72390, 76200, 83796, 96520, 104745, 111728, 115824, 120650, 132677, 139660, 144780, 152400, 167592, 174575, 180975, 193040, 209490, 241300, 265354, 279320, 289560, 335184, 349150, 361950, 398031, 418980, 482600, 523725, 530708, 558640, 579120, 663385, 698300, 723900, 796062, 837960, 886841, 965200, 1047450, 1061416, 1326770, 1396600, 1447800, 1592124, 1675920, 1773682, 1990155, 2094900, 2122832, 2653540, 2660523, 2793200, 2895600, 3184248, 3316925, 3547364, 3980310, 4189800, 4434205, 5307080, 5321046, 6368496, 6633850, 7094728, 7960620, 8379600, 8868410, 9950775, 10614160, 10642092, 13267700, 13302615, 14189456, 15921240, 16849979, 17736820, 19901550, 21284184, 22171025, 26535400, 26605230, 31842480, 33699958, 35473640, 39803100, 42568368, 44342050, 50549937, 53070800, 53210460, 66513075, 67399916, 70947280, 79606200, 84249895, 88684100, 101099874, 106420920, 133026150, 134799832, 159212400, 168499790, 177368200, 202199748, 212841840, 252749685, 266052300, 269599664, 336999580, 354736400, 404399496, 421249475, 505499370, 532104600, 673999160, 808798992, 842498950, 1010998740, 1064209200, 1263748425, 1347998320, 1684997900, 2021997480, 2527496850, 3369995800, 4043994960, 5054993700, 6739991600, 10109987400, 20219974800]

約数ペア:

[(1, 20219974800), (2, 10109987400), (3, 6739991600), (4, 5054993700), (5, 4043994960), (6, 3369995800), (8, 2527496850), (10, 2021997480), (12, 1684997900), (15, 1347998320), (16, 1263748425), (19, 1064209200), (20, 1010998740), (24, 842498950), (25, 808798992), (30, 673999160), (38, 532104600), (40, 505499370), (48, 421249475), (50, 404399496), (57, 354736400), (60, 336999580), (75, 269599664), (76, 266052300), (80, 252749685), (95, 212841840), (100, 202199748), (114, 177368200), (120, 168499790), (127, 159212400), (150, 134799832), (152, 133026150), (190, 106420920), (200, 101099874), (228, 88684100), (240, 84249895), (254, 79606200), (285, 70947280), (300, 67399916), (304, 66513075), (380, 53210460), (381, 53070800), (400, 50549937), (456, 44342050), (475, 42568368), (508, 39803100), (570, 35473640), (600, 33699958), (635, 31842480), (760, 26605230), (762, 26535400), (912, 22171025), (950, 21284184), (1016, 19901550), (1140, 17736820), (1200, 16849979), (1270, 15921240), (1425, 14189456), (1520, 13302615), (1524, 13267700), (1900, 10642092), (1905, 10614160), (2032, 9950775), (2280, 8868410), (2413, 8379600), (2540, 7960620), (2850, 7094728), (3048, 6633850), (3175, 6368496), (3800, 5321046), (3810, 5307080), (4560, 4434205), (4826, 4189800), (5080, 3980310), (5700, 3547364), (6096, 3316925), (6350, 3184248), (6983, 2895600), (7239, 2793200), (7600, 2660523), (7620, 2653540), (9525, 2122832), (9652, 2094900), (10160, 1990155), (11400, 1773682), (12065, 1675920), (12700, 1592124), (13966, 1447800), (14478, 1396600), (15240, 1326770), (19050, 1061416), (19304, 1047450), (20949, 965200), (22800, 886841), (24130, 837960), (25400, 796062), (27932, 723900), (28956, 698300), (30480, 663385), (34915, 579120), (36195, 558640), (38100, 530708), (38608, 523725), (41898, 482600), (48260, 418980), (50800, 398031), (55864, 361950), (57912, 349150), (60325, 335184), (69830, 289560), (72390, 279320), (76200, 265354), (83796, 241300), (96520, 209490), (104745, 193040), (111728, 180975), (115824, 174575), (120650, 167592), (132677, 152400), (139660, 144780)]