640464768

素因数分解:

$2^7\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1077

約数の個数: 192

約数和(自身を含む): 2008890000

約数和(自身を除く): 1368425232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 29, 32, 36, 38, 48, 57, 58, 64, 72, 76, 87, 96, 114, 116, 128, 144, 152, 171, 174, 192, 228, 232, 261, 288, 304, 342, 348, 384, 456, 464, 522, 551, 576, 608, 684, 696, 912, 928, 1009, 1044, 1102, 1152, 1216, 1368, 1392, 1653, 1824, 1856, 2018, 2088, 2204, 2432, 2736, 2784, 3027, 3306, 3648, 3712, 4036, 4176, 4408, 4959, 5472, 5568, 6054, 6612, 7296, 8072, 8352, 8816, 9081, 9918, 10944, 11136, 12108, 13224, 16144, 16704, 17632, 18162, 19171, 19836, 21888, 24216, 26448, 29261, 32288, 33408, 35264, 36324, 38342, 39672, 48432, 52896, 57513, 58522, 64576, 70528, 72648, 76684, 79344, 87783, 96864, 105792, 115026, 117044, 129152, 145296, 153368, 158688, 172539, 175566, 193728, 211584, 230052, 234088, 263349, 290592, 306736, 317376, 345078, 351132, 387456, 460104, 468176, 526698, 555959, 581184, 613472, 634752, 690156, 702264, 920208, 936352, 1053396, 1111918, 1162368, 1226944, 1380312, 1404528, 1667877, 1840416, 1872704, 2106792, 2223836, 2453888, 2760624, 2809056, 3335754, 3680832, 3745408, 4213584, 4447672, 5003631, 5521248, 5618112, 6671508, 7361664, 8427168, 8895344, 10007262, 11042496, 11236224, 13343016, 16854336, 17790688, 20014524, 22084992, 26686032, 33708672, 35581376, 40029048, 53372064, 71162752, 80058096, 106744128, 160116192, 213488256, 320232384, 640464768]

約数ペア:

[(1, 640464768), (2, 320232384), (3, 213488256), (4, 160116192), (6, 106744128), (8, 80058096), (9, 71162752), (12, 53372064), (16, 40029048), (18, 35581376), (19, 33708672), (24, 26686032), (29, 22084992), (32, 20014524), (36, 17790688), (38, 16854336), (48, 13343016), (57, 11236224), (58, 11042496), (64, 10007262), (72, 8895344), (76, 8427168), (87, 7361664), (96, 6671508), (114, 5618112), (116, 5521248), (128, 5003631), (144, 4447672), (152, 4213584), (171, 3745408), (174, 3680832), (192, 3335754), (228, 2809056), (232, 2760624), (261, 2453888), (288, 2223836), (304, 2106792), (342, 1872704), (348, 1840416), (384, 1667877), (456, 1404528), (464, 1380312), (522, 1226944), (551, 1162368), (576, 1111918), (608, 1053396), (684, 936352), (696, 920208), (912, 702264), (928, 690156), (1009, 634752), (1044, 613472), (1102, 581184), (1152, 555959), (1216, 526698), (1368, 468176), (1392, 460104), (1653, 387456), (1824, 351132), (1856, 345078), (2018, 317376), (2088, 306736), (2204, 290592), (2432, 263349), (2736, 234088), (2784, 230052), (3027, 211584), (3306, 193728), (3648, 175566), (3712, 172539), (4036, 158688), (4176, 153368), (4408, 145296), (4959, 129152), (5472, 117044), (5568, 115026), (6054, 105792), (6612, 96864), (7296, 87783), (8072, 79344), (8352, 76684), (8816, 72648), (9081, 70528), (9918, 64576), (10944, 58522), (11136, 57513), (12108, 52896), (13224, 48432), (16144, 39672), (16704, 38342), (17632, 36324), (18162, 35264), (19171, 33408), (19836, 32288), (21888, 29261), (24216, 26448)]