20238897840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{1459}}^1$

素因数の和:1864

約数の個数: 320

約数和(自身を含む): 75080908800

約数和(自身を除く): 54842010960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 359, 368, 420, 460, 483, 552, 560, 644, 690, 718, 805, 840, 920, 966, 1077, 1104, 1288, 1380, 1436, 1459, 1610, 1680, 1795, 1840, 1932, 2154, 2415, 2513, 2576, 2760, 2872, 2918, 3220, 3590, 3864, 4308, 4377, 4830, 5026, 5385, 5520, 5744, 5836, 6440, 7180, 7295, 7539, 7728, 8257, 8616, 8754, 9660, 10052, 10213, 10770, 11672, 12565, 12880, 14360, 14590, 15078, 16514, 17232, 17508, 19320, 20104, 20426, 21540, 21885, 23344, 24771, 25130, 28720, 29180, 30156, 30639, 33028, 33557, 35016, 37695, 38640, 40208, 40852, 41285, 43080, 43770, 49542, 50260, 51065, 57799, 58360, 60312, 61278, 66056, 67114, 70032, 75390, 81704, 82570, 86160, 87540, 99084, 100520, 100671, 102130, 115598, 116720, 120624, 122556, 123855, 132112, 134228, 150780, 153195, 163408, 165140, 167785, 173397, 175080, 198168, 201040, 201342, 204260, 231196, 234899, 245112, 247710, 268456, 288995, 301560, 306390, 330280, 335570, 346794, 350160, 396336, 402684, 408520, 462392, 469798, 490224, 495420, 503355, 523781, 536912, 577990, 603120, 612780, 660560, 671140, 693588, 704697, 805368, 817040, 866985, 924784, 939596, 990840, 1006710, 1047562, 1155980, 1174495, 1225560, 1342280, 1387176, 1409394, 1571343, 1610736, 1733970, 1879192, 1981680, 2013420, 2095124, 2311960, 2348990, 2451120, 2618905, 2684560, 2774352, 2818788, 3142686, 3467940, 3523485, 3666467, 3758384, 4026840, 4190248, 4623920, 4697980, 5237810, 5637576, 6285372, 6935880, 7046970, 7332934, 7856715, 8053680, 8380496, 9395960, 10475620, 10999401, 11275152, 12046963, 12570744, 13871760, 14093940, 14665868, 15713430, 18332335, 18791920, 20951240, 21998802, 24093926, 25141488, 28187880, 29331736, 31426860, 36140889, 36664670, 41902480, 43997604, 48187852, 54997005, 56375760, 58663472, 60234815, 62853720, 72281778, 73329340, 84328741, 87995208, 96375704, 109994010, 120469630, 125707440, 144563556, 146658680, 168657482, 175990416, 180704445, 192751408, 219988020, 240939260, 252986223, 289127112, 293317360, 337314964, 361408890, 421643705, 439976040, 481878520, 505972446, 578254224, 674629928, 722817780, 843287410, 879952080, 963757040, 1011944892, 1264931115, 1349259856, 1445635560, 1686574820, 2023889784, 2529862230, 2891271120, 3373149640, 4047779568, 5059724460, 6746299280, 10119448920, 20238897840]

約数ペア:

[(1, 20238897840), (2, 10119448920), (3, 6746299280), (4, 5059724460), (5, 4047779568), (6, 3373149640), (7, 2891271120), (8, 2529862230), (10, 2023889784), (12, 1686574820), (14, 1445635560), (15, 1349259856), (16, 1264931115), (20, 1011944892), (21, 963757040), (23, 879952080), (24, 843287410), (28, 722817780), (30, 674629928), (35, 578254224), (40, 505972446), (42, 481878520), (46, 439976040), (48, 421643705), (56, 361408890), (60, 337314964), (69, 293317360), (70, 289127112), (80, 252986223), (84, 240939260), (92, 219988020), (105, 192751408), (112, 180704445), (115, 175990416), (120, 168657482), (138, 146658680), (140, 144563556), (161, 125707440), (168, 120469630), (184, 109994010), (210, 96375704), (230, 87995208), (240, 84328741), (276, 73329340), (280, 72281778), (322, 62853720), (336, 60234815), (345, 58663472), (359, 56375760), (368, 54997005), (420, 48187852), (460, 43997604), (483, 41902480), (552, 36664670), (560, 36140889), (644, 31426860), (690, 29331736), (718, 28187880), (805, 25141488), (840, 24093926), (920, 21998802), (966, 20951240), (1077, 18791920), (1104, 18332335), (1288, 15713430), (1380, 14665868), (1436, 14093940), (1459, 13871760), (1610, 12570744), (1680, 12046963), (1795, 11275152), (1840, 10999401), (1932, 10475620), (2154, 9395960), (2415, 8380496), (2513, 8053680), (2576, 7856715), (2760, 7332934), (2872, 7046970), (2918, 6935880), (3220, 6285372), (3590, 5637576), (3864, 5237810), (4308, 4697980), (4377, 4623920), (4830, 4190248), (5026, 4026840), (5385, 3758384), (5520, 3666467), (5744, 3523485), (5836, 3467940), (6440, 3142686), (7180, 2818788), (7295, 2774352), (7539, 2684560), (7728, 2618905), (8257, 2451120), (8616, 2348990), (8754, 2311960), (9660, 2095124), (10052, 2013420), (10213, 1981680), (10770, 1879192), (11672, 1733970), (12565, 1610736), (12880, 1571343), (14360, 1409394), (14590, 1387176), (15078, 1342280), (16514, 1225560), (17232, 1174495), (17508, 1155980), (19320, 1047562), (20104, 1006710), (20426, 990840), (21540, 939596), (21885, 924784), (23344, 866985), (24771, 817040), (25130, 805368), (28720, 704697), (29180, 693588), (30156, 671140), (30639, 660560), (33028, 612780), (33557, 603120), (35016, 577990), (37695, 536912), (38640, 523781), (40208, 503355), (40852, 495420), (41285, 490224), (43080, 469798), (43770, 462392), (49542, 408520), (50260, 402684), (51065, 396336), (57799, 350160), (58360, 346794), (60312, 335570), (61278, 330280), (66056, 306390), (67114, 301560), (70032, 288995), (75390, 268456), (81704, 247710), (82570, 245112), (86160, 234899), (87540, 231196), (99084, 204260), (100520, 201342), (100671, 201040), (102130, 198168), (115598, 175080), (116720, 173397), (120624, 167785), (122556, 165140), (123855, 163408), (132112, 153195), (134228, 150780)]