990147456

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1$

素因数の和:946

約数の個数: 256

約数和(自身を含む): 3260736000

約数和(自身を除く): 2270588544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 32, 34, 36, 38, 48, 51, 54, 57, 64, 68, 72, 76, 96, 102, 108, 114, 128, 136, 144, 152, 153, 171, 192, 204, 216, 228, 272, 288, 304, 306, 323, 342, 384, 408, 432, 456, 459, 513, 544, 576, 608, 612, 646, 684, 816, 864, 887, 912, 918, 969, 1026, 1088, 1152, 1216, 1224, 1292, 1368, 1632, 1728, 1774, 1824, 1836, 1938, 2052, 2176, 2432, 2448, 2584, 2661, 2736, 2907, 3264, 3456, 3548, 3648, 3672, 3876, 4104, 4896, 5168, 5322, 5472, 5814, 6528, 7096, 7296, 7344, 7752, 7983, 8208, 8721, 9792, 10336, 10644, 10944, 11628, 14192, 14688, 15079, 15504, 15966, 16416, 16853, 17442, 19584, 20672, 21288, 21888, 23256, 23949, 28384, 29376, 30158, 31008, 31932, 32832, 33706, 34884, 41344, 42576, 45237, 46512, 47898, 50559, 56768, 58752, 60316, 62016, 63864, 65664, 67412, 69768, 85152, 90474, 93024, 95796, 101118, 113536, 120632, 124032, 127728, 134824, 135711, 139536, 151677, 170304, 180948, 186048, 191592, 202236, 241264, 255456, 269648, 271422, 279072, 286501, 303354, 340608, 361896, 372096, 383184, 404472, 407133, 455031, 482528, 510912, 539296, 542844, 558144, 573002, 606708, 723792, 766368, 808944, 814266, 859503, 910062, 965056, 1021824, 1078592, 1085688, 1116288, 1146004, 1213416, 1447584, 1532736, 1617888, 1628532, 1719006, 1820124, 1930112, 2157184, 2171376, 2292008, 2426832, 2578509, 2895168, 3065472, 3235776, 3257064, 3438012, 3640248, 4342752, 4584016, 4853664, 5157018, 5790336, 6471552, 6514128, 6876024, 7280496, 7735527, 8685504, 9168032, 9707328, 10314036, 13028256, 13752048, 14560992, 15471054, 17371008, 18336064, 19414656, 20628072, 26056512, 27504096, 29121984, 30942108, 36672128, 41256144, 52113024, 55008192, 58243968, 61884216, 82512288, 110016384, 123768432, 165024576, 247536864, 330049152, 495073728, 990147456]

約数ペア:

[(1, 990147456), (2, 495073728), (3, 330049152), (4, 247536864), (6, 165024576), (8, 123768432), (9, 110016384), (12, 82512288), (16, 61884216), (17, 58243968), (18, 55008192), (19, 52113024), (24, 41256144), (27, 36672128), (32, 30942108), (34, 29121984), (36, 27504096), (38, 26056512), (48, 20628072), (51, 19414656), (54, 18336064), (57, 17371008), (64, 15471054), (68, 14560992), (72, 13752048), (76, 13028256), (96, 10314036), (102, 9707328), (108, 9168032), (114, 8685504), (128, 7735527), (136, 7280496), (144, 6876024), (152, 6514128), (153, 6471552), (171, 5790336), (192, 5157018), (204, 4853664), (216, 4584016), (228, 4342752), (272, 3640248), (288, 3438012), (304, 3257064), (306, 3235776), (323, 3065472), (342, 2895168), (384, 2578509), (408, 2426832), (432, 2292008), (456, 2171376), (459, 2157184), (513, 1930112), (544, 1820124), (576, 1719006), (608, 1628532), (612, 1617888), (646, 1532736), (684, 1447584), (816, 1213416), (864, 1146004), (887, 1116288), (912, 1085688), (918, 1078592), (969, 1021824), (1026, 965056), (1088, 910062), (1152, 859503), (1216, 814266), (1224, 808944), (1292, 766368), (1368, 723792), (1632, 606708), (1728, 573002), (1774, 558144), (1824, 542844), (1836, 539296), (1938, 510912), (2052, 482528), (2176, 455031), (2432, 407133), (2448, 404472), (2584, 383184), (2661, 372096), (2736, 361896), (2907, 340608), (3264, 303354), (3456, 286501), (3548, 279072), (3648, 271422), (3672, 269648), (3876, 255456), (4104, 241264), (4896, 202236), (5168, 191592), (5322, 186048), (5472, 180948), (5814, 170304), (6528, 151677), (7096, 139536), (7296, 135711), (7344, 134824), (7752, 127728), (7983, 124032), (8208, 120632), (8721, 113536), (9792, 101118), (10336, 95796), (10644, 93024), (10944, 90474), (11628, 85152), (14192, 69768), (14688, 67412), (15079, 65664), (15504, 63864), (15966, 62016), (16416, 60316), (16853, 58752), (17442, 56768), (19584, 50559), (20672, 47898), (21288, 46512), (21888, 45237), (23256, 42576), (23949, 41344), (28384, 34884), (29376, 33706), (30158, 32832), (31008, 31932)]