891999840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2165

約数の個数: 192

約数和(自身を含む): 3022064640

約数和(自身を除く): 2130064800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 47, 48, 57, 60, 76, 80, 94, 95, 96, 114, 120, 141, 152, 160, 188, 190, 228, 235, 240, 282, 285, 304, 376, 380, 456, 470, 480, 564, 570, 608, 705, 752, 760, 893, 912, 940, 1128, 1140, 1410, 1504, 1520, 1786, 1824, 1880, 2081, 2256, 2280, 2679, 2820, 3040, 3572, 3760, 4162, 4465, 4512, 4560, 5358, 5640, 6243, 7144, 7520, 8324, 8930, 9120, 10405, 10716, 11280, 12486, 13395, 14288, 16648, 17860, 20810, 21432, 22560, 24972, 26790, 28576, 31215, 33296, 35720, 39539, 41620, 42864, 49944, 53580, 62430, 66592, 71440, 79078, 83240, 85728, 97807, 99888, 107160, 118617, 124860, 142880, 158156, 166480, 195614, 197695, 199776, 214320, 237234, 249720, 293421, 316312, 332960, 391228, 395390, 428640, 474468, 489035, 499440, 586842, 593085, 632624, 782456, 790780, 948936, 978070, 998880, 1173684, 1186170, 1265248, 1467105, 1564912, 1581560, 1858333, 1897872, 1956140, 2347368, 2372340, 2934210, 3129824, 3163120, 3716666, 3795744, 3912280, 4694736, 4744680, 5574999, 5868420, 6326240, 7433332, 7824560, 9291665, 9389472, 9489360, 11149998, 11736840, 14866664, 15649120, 18583330, 18978720, 22299996, 23473680, 27874995, 29733328, 37166660, 44599992, 46947360, 55749990, 59466656, 74333320, 89199984, 111499980, 148666640, 178399968, 222999960, 297333280, 445999920, 891999840]

約数ペア:

[(1, 891999840), (2, 445999920), (3, 297333280), (4, 222999960), (5, 178399968), (6, 148666640), (8, 111499980), (10, 89199984), (12, 74333320), (15, 59466656), (16, 55749990), (19, 46947360), (20, 44599992), (24, 37166660), (30, 29733328), (32, 27874995), (38, 23473680), (40, 22299996), (47, 18978720), (48, 18583330), (57, 15649120), (60, 14866664), (76, 11736840), (80, 11149998), (94, 9489360), (95, 9389472), (96, 9291665), (114, 7824560), (120, 7433332), (141, 6326240), (152, 5868420), (160, 5574999), (188, 4744680), (190, 4694736), (228, 3912280), (235, 3795744), (240, 3716666), (282, 3163120), (285, 3129824), (304, 2934210), (376, 2372340), (380, 2347368), (456, 1956140), (470, 1897872), (480, 1858333), (564, 1581560), (570, 1564912), (608, 1467105), (705, 1265248), (752, 1186170), (760, 1173684), (893, 998880), (912, 978070), (940, 948936), (1128, 790780), (1140, 782456), (1410, 632624), (1504, 593085), (1520, 586842), (1786, 499440), (1824, 489035), (1880, 474468), (2081, 428640), (2256, 395390), (2280, 391228), (2679, 332960), (2820, 316312), (3040, 293421), (3572, 249720), (3760, 237234), (4162, 214320), (4465, 199776), (4512, 197695), (4560, 195614), (5358, 166480), (5640, 158156), (6243, 142880), (7144, 124860), (7520, 118617), (8324, 107160), (8930, 99888), (9120, 97807), (10405, 85728), (10716, 83240), (11280, 79078), (12486, 71440), (13395, 66592), (14288, 62430), (16648, 53580), (17860, 49944), (20810, 42864), (21432, 41620), (22560, 39539), (24972, 35720), (26790, 33296), (28576, 31215)]