388963120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 1175049792

約数和(自身を除く): 786086672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 101, 104, 112, 115, 130, 140, 161, 182, 184, 202, 208, 230, 260, 280, 299, 322, 364, 368, 404, 455, 460, 505, 520, 529, 560, 598, 644, 707, 728, 805, 808, 910, 920, 1010, 1040, 1058, 1196, 1288, 1313, 1414, 1456, 1495, 1610, 1616, 1820, 1840, 2020, 2093, 2116, 2323, 2392, 2576, 2626, 2645, 2828, 2990, 3220, 3535, 3640, 3703, 4040, 4186, 4232, 4646, 4784, 5252, 5290, 5656, 5980, 6440, 6565, 6877, 7070, 7280, 7406, 8080, 8372, 8464, 9191, 9292, 10465, 10504, 10580, 11312, 11615, 11960, 12880, 13130, 13754, 14140, 14812, 16261, 16744, 18382, 18515, 18584, 20930, 21008, 21160, 23230, 23920, 26260, 27508, 28280, 29624, 30199, 32522, 33488, 34385, 36764, 37030, 37168, 41860, 42320, 45955, 46460, 48139, 52520, 53429, 55016, 56560, 59248, 60398, 65044, 68770, 73528, 74060, 81305, 83720, 91910, 92920, 96278, 105040, 106858, 110032, 120796, 130088, 137540, 147056, 148120, 150995, 162610, 167440, 183820, 185840, 192556, 211393, 213716, 240695, 241592, 260176, 267145, 275080, 296240, 301990, 325220, 367640, 374003, 385112, 422786, 427432, 481390, 483184, 534290, 550160, 603980, 650440, 694577, 735280, 748006, 770224, 845572, 854864, 962780, 1056965, 1068580, 1207960, 1300880, 1389154, 1496012, 1691144, 1870015, 1925560, 2113930, 2137160, 2415920, 2778308, 2992024, 3382288, 3472885, 3740030, 3851120, 4227860, 4274320, 4862039, 5556616, 5984048, 6945770, 7480060, 8455720, 9724078, 11113232, 13891540, 14960120, 16911440, 19448156, 24310195, 27783080, 29920240, 38896312, 48620390, 55566160, 77792624, 97240780, 194481560, 388963120]

約数ペア:

[(1, 388963120), (2, 194481560), (4, 97240780), (5, 77792624), (7, 55566160), (8, 48620390), (10, 38896312), (13, 29920240), (14, 27783080), (16, 24310195), (20, 19448156), (23, 16911440), (26, 14960120), (28, 13891540), (35, 11113232), (40, 9724078), (46, 8455720), (52, 7480060), (56, 6945770), (65, 5984048), (70, 5556616), (80, 4862039), (91, 4274320), (92, 4227860), (101, 3851120), (104, 3740030), (112, 3472885), (115, 3382288), (130, 2992024), (140, 2778308), (161, 2415920), (182, 2137160), (184, 2113930), (202, 1925560), (208, 1870015), (230, 1691144), (260, 1496012), (280, 1389154), (299, 1300880), (322, 1207960), (364, 1068580), (368, 1056965), (404, 962780), (455, 854864), (460, 845572), (505, 770224), (520, 748006), (529, 735280), (560, 694577), (598, 650440), (644, 603980), (707, 550160), (728, 534290), (805, 483184), (808, 481390), (910, 427432), (920, 422786), (1010, 385112), (1040, 374003), (1058, 367640), (1196, 325220), (1288, 301990), (1313, 296240), (1414, 275080), (1456, 267145), (1495, 260176), (1610, 241592), (1616, 240695), (1820, 213716), (1840, 211393), (2020, 192556), (2093, 185840), (2116, 183820), (2323, 167440), (2392, 162610), (2576, 150995), (2626, 148120), (2645, 147056), (2828, 137540), (2990, 130088), (3220, 120796), (3535, 110032), (3640, 106858), (3703, 105040), (4040, 96278), (4186, 92920), (4232, 91910), (4646, 83720), (4784, 81305), (5252, 74060), (5290, 73528), (5656, 68770), (5980, 65044), (6440, 60398), (6565, 59248), (6877, 56560), (7070, 55016), (7280, 53429), (7406, 52520), (8080, 48139), (8372, 46460), (8464, 45955), (9191, 42320), (9292, 41860), (10465, 37168), (10504, 37030), (10580, 36764), (11312, 34385), (11615, 33488), (11960, 32522), (12880, 30199), (13130, 29624), (13754, 28280), (14140, 27508), (14812, 26260), (16261, 23920), (16744, 23230), (18382, 21160), (18515, 21008), (18584, 20930)]