388670688

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 288

約数和(自身を含む): 1357574400

約数和(自身を除く): 968903712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 72, 73, 76, 84, 96, 112, 114, 126, 133, 139, 144, 146, 152, 168, 171, 219, 224, 228, 252, 266, 278, 288, 292, 304, 336, 342, 399, 417, 438, 456, 504, 511, 532, 556, 584, 608, 657, 672, 684, 798, 834, 876, 912, 973, 1008, 1022, 1064, 1112, 1168, 1197, 1251, 1314, 1368, 1387, 1533, 1596, 1668, 1752, 1824, 1946, 2016, 2044, 2128, 2224, 2336, 2394, 2502, 2628, 2641, 2736, 2774, 2919, 3066, 3192, 3336, 3504, 3892, 4088, 4161, 4256, 4448, 4599, 4788, 5004, 5256, 5282, 5472, 5548, 5838, 6132, 6384, 6672, 7008, 7784, 7923, 8176, 8322, 8757, 9198, 9576, 9709, 10008, 10147, 10512, 10564, 11096, 11676, 12264, 12483, 12768, 13344, 15568, 15846, 16352, 16644, 17514, 18396, 18487, 19152, 19418, 20016, 20294, 21024, 21128, 22192, 23352, 23769, 24528, 24966, 29127, 30441, 31136, 31692, 33288, 35028, 36792, 36974, 38304, 38836, 40032, 40588, 42256, 44384, 46704, 47538, 49056, 49932, 55461, 58254, 60882, 63384, 66576, 70056, 71029, 73584, 73948, 77672, 81176, 84512, 87381, 91323, 93408, 95076, 99864, 110922, 116508, 121764, 126768, 133152, 140112, 142058, 147168, 147896, 155344, 162352, 166383, 174762, 182646, 190152, 192793, 199728, 213087, 221844, 233016, 243528, 253536, 280224, 284116, 295792, 310688, 324704, 332766, 349524, 365292, 380304, 385586, 399456, 426174, 443688, 466032, 487056, 568232, 578379, 591584, 639261, 665532, 699048, 730584, 760608, 771172, 852348, 887376, 932064, 974112, 1136464, 1156758, 1278522, 1331064, 1349551, 1398096, 1461168, 1542344, 1704696, 1735137, 1774752, 2272928, 2313516, 2557044, 2662128, 2699102, 2796192, 2922336, 3084688, 3409392, 3470274, 4048653, 4627032, 5114088, 5324256, 5398204, 6169376, 6818784, 6940548, 8097306, 9254064, 10228176, 10796408, 12145959, 13881096, 16194612, 18508128, 20456352, 21592816, 24291918, 27762192, 32389224, 43185632, 48583836, 55524384, 64778448, 97167672, 129556896, 194335344, 388670688]

約数ペア:

[(1, 388670688), (2, 194335344), (3, 129556896), (4, 97167672), (6, 64778448), (7, 55524384), (8, 48583836), (9, 43185632), (12, 32389224), (14, 27762192), (16, 24291918), (18, 21592816), (19, 20456352), (21, 18508128), (24, 16194612), (28, 13881096), (32, 12145959), (36, 10796408), (38, 10228176), (42, 9254064), (48, 8097306), (56, 6940548), (57, 6818784), (63, 6169376), (72, 5398204), (73, 5324256), (76, 5114088), (84, 4627032), (96, 4048653), (112, 3470274), (114, 3409392), (126, 3084688), (133, 2922336), (139, 2796192), (144, 2699102), (146, 2662128), (152, 2557044), (168, 2313516), (171, 2272928), (219, 1774752), (224, 1735137), (228, 1704696), (252, 1542344), (266, 1461168), (278, 1398096), (288, 1349551), (292, 1331064), (304, 1278522), (336, 1156758), (342, 1136464), (399, 974112), (417, 932064), (438, 887376), (456, 852348), (504, 771172), (511, 760608), (532, 730584), (556, 699048), (584, 665532), (608, 639261), (657, 591584), (672, 578379), (684, 568232), (798, 487056), (834, 466032), (876, 443688), (912, 426174), (973, 399456), (1008, 385586), (1022, 380304), (1064, 365292), (1112, 349524), (1168, 332766), (1197, 324704), (1251, 310688), (1314, 295792), (1368, 284116), (1387, 280224), (1533, 253536), (1596, 243528), (1668, 233016), (1752, 221844), (1824, 213087), (1946, 199728), (2016, 192793), (2044, 190152), (2128, 182646), (2224, 174762), (2336, 166383), (2394, 162352), (2502, 155344), (2628, 147896), (2641, 147168), (2736, 142058), (2774, 140112), (2919, 133152), (3066, 126768), (3192, 121764), (3336, 116508), (3504, 110922), (3892, 99864), (4088, 95076), (4161, 93408), (4256, 91323), (4448, 87381), (4599, 84512), (4788, 81176), (5004, 77672), (5256, 73948), (5282, 73584), (5472, 71029), (5548, 70056), (5838, 66576), (6132, 63384), (6384, 60882), (6672, 58254), (7008, 55461), (7784, 49932), (7923, 49056), (8176, 47538), (8322, 46704), (8757, 44384), (9198, 42256), (9576, 40588), (9709, 40032), (10008, 38836), (10147, 38304), (10512, 36974), (10564, 36792), (11096, 35028), (11676, 33288), (12264, 31692), (12483, 31136), (12768, 30441), (13344, 29127), (15568, 24966), (15846, 24528), (16352, 23769), (16644, 23352), (17514, 22192), (18396, 21128), (18487, 21024), (19152, 20294), (19418, 20016)]