640144512

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:640

約数の個数: 256

約数和(自身を含む): 2209075200

約数和(自身を除く): 1568930688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 47, 48, 54, 56, 63, 64, 72, 84, 94, 96, 108, 112, 126, 128, 141, 144, 168, 188, 189, 192, 216, 224, 252, 282, 288, 329, 336, 376, 378, 384, 423, 432, 448, 504, 563, 564, 576, 658, 672, 752, 756, 846, 864, 896, 987, 1008, 1126, 1128, 1152, 1269, 1316, 1344, 1504, 1512, 1689, 1692, 1728, 1974, 2016, 2252, 2256, 2538, 2632, 2688, 2961, 3008, 3024, 3378, 3384, 3456, 3941, 3948, 4032, 4504, 4512, 5067, 5076, 5264, 5922, 6016, 6048, 6756, 6768, 7882, 7896, 8064, 8883, 9008, 9024, 10134, 10152, 10528, 11823, 11844, 12096, 13512, 13536, 15201, 15764, 15792, 17766, 18016, 18048, 20268, 20304, 21056, 23646, 23688, 24192, 26461, 27024, 27072, 30402, 31528, 31584, 35469, 35532, 36032, 40536, 40608, 42112, 47292, 47376, 52922, 54048, 54144, 60804, 63056, 63168, 70938, 71064, 72064, 79383, 81072, 81216, 94584, 94752, 105844, 106407, 108096, 121608, 126112, 126336, 141876, 142128, 158766, 162144, 162432, 185227, 189168, 189504, 211688, 212814, 216192, 238149, 243216, 252224, 283752, 284256, 317532, 324288, 370454, 378336, 379008, 423376, 425628, 476298, 486432, 504448, 555681, 567504, 568512, 635064, 648576, 714447, 740908, 756672, 846752, 851256, 952596, 972864, 1111362, 1135008, 1137024, 1270128, 1428894, 1481816, 1513344, 1667043, 1693504, 1702512, 1905192, 1945728, 2222724, 2270016, 2540256, 2857788, 2963632, 3334086, 3387008, 3405024, 3810384, 4445448, 4540032, 5001129, 5080512, 5715576, 5927264, 6668172, 6810048, 7620768, 8890896, 10002258, 10161024, 11431152, 11854528, 13336344, 13620096, 15241536, 17781792, 20004516, 22862304, 23709056, 26672688, 30483072, 35563584, 40009032, 45724608, 53345376, 71127168, 80018064, 91449216, 106690752, 160036128, 213381504, 320072256, 640144512]

約数ペア:

[(1, 640144512), (2, 320072256), (3, 213381504), (4, 160036128), (6, 106690752), (7, 91449216), (8, 80018064), (9, 71127168), (12, 53345376), (14, 45724608), (16, 40009032), (18, 35563584), (21, 30483072), (24, 26672688), (27, 23709056), (28, 22862304), (32, 20004516), (36, 17781792), (42, 15241536), (47, 13620096), (48, 13336344), (54, 11854528), (56, 11431152), (63, 10161024), (64, 10002258), (72, 8890896), (84, 7620768), (94, 6810048), (96, 6668172), (108, 5927264), (112, 5715576), (126, 5080512), (128, 5001129), (141, 4540032), (144, 4445448), (168, 3810384), (188, 3405024), (189, 3387008), (192, 3334086), (216, 2963632), (224, 2857788), (252, 2540256), (282, 2270016), (288, 2222724), (329, 1945728), (336, 1905192), (376, 1702512), (378, 1693504), (384, 1667043), (423, 1513344), (432, 1481816), (448, 1428894), (504, 1270128), (563, 1137024), (564, 1135008), (576, 1111362), (658, 972864), (672, 952596), (752, 851256), (756, 846752), (846, 756672), (864, 740908), (896, 714447), (987, 648576), (1008, 635064), (1126, 568512), (1128, 567504), (1152, 555681), (1269, 504448), (1316, 486432), (1344, 476298), (1504, 425628), (1512, 423376), (1689, 379008), (1692, 378336), (1728, 370454), (1974, 324288), (2016, 317532), (2252, 284256), (2256, 283752), (2538, 252224), (2632, 243216), (2688, 238149), (2961, 216192), (3008, 212814), (3024, 211688), (3378, 189504), (3384, 189168), (3456, 185227), (3941, 162432), (3948, 162144), (4032, 158766), (4504, 142128), (4512, 141876), (5067, 126336), (5076, 126112), (5264, 121608), (5922, 108096), (6016, 106407), (6048, 105844), (6756, 94752), (6768, 94584), (7882, 81216), (7896, 81072), (8064, 79383), (8883, 72064), (9008, 71064), (9024, 70938), (10134, 63168), (10152, 63056), (10528, 60804), (11823, 54144), (11844, 54048), (12096, 52922), (13512, 47376), (13536, 47292), (15201, 42112), (15764, 40608), (15792, 40536), (17766, 36032), (18016, 35532), (18048, 35469), (20268, 31584), (20304, 31528), (21056, 30402), (23646, 27072), (23688, 27024), (24192, 26461)]