338648960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 192

約数和(自身を含む): 913887360

約数和(自身を除く): 575238400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 101, 104, 124, 128, 130, 155, 160, 169, 202, 208, 248, 260, 310, 320, 338, 403, 404, 416, 496, 505, 520, 620, 640, 676, 806, 808, 832, 845, 992, 1010, 1040, 1240, 1313, 1352, 1612, 1616, 1664, 1690, 1984, 2015, 2020, 2080, 2480, 2626, 2704, 3131, 3224, 3232, 3380, 3968, 4030, 4040, 4160, 4960, 5239, 5252, 5408, 6262, 6448, 6464, 6565, 6760, 8060, 8080, 8320, 9920, 10478, 10504, 10816, 12524, 12896, 12928, 13130, 13520, 15655, 16120, 16160, 17069, 19840, 20956, 21008, 21632, 25048, 25792, 26195, 26260, 27040, 31310, 32240, 32320, 34138, 40703, 41912, 42016, 50096, 51584, 52390, 52520, 54080, 62620, 64480, 64640, 68276, 81406, 83824, 84032, 85345, 100192, 104780, 105040, 108160, 125240, 128960, 136552, 162812, 167648, 168064, 170690, 200384, 203515, 209560, 210080, 250480, 257920, 273104, 325624, 335296, 341380, 400768, 407030, 419120, 420160, 500960, 529139, 546208, 651248, 670592, 682760, 814060, 838240, 840320, 1001920, 1058278, 1092416, 1302496, 1365520, 1628120, 1676480, 2003840, 2116556, 2184832, 2604992, 2645695, 2731040, 3256240, 3352960, 4233112, 5209984, 5291390, 5462080, 6512480, 8466224, 10582780, 10924160, 13024960, 16932448, 21165560, 26049920, 33864896, 42331120, 67729792, 84662240, 169324480, 338648960]

約数ペア:

[(1, 338648960), (2, 169324480), (4, 84662240), (5, 67729792), (8, 42331120), (10, 33864896), (13, 26049920), (16, 21165560), (20, 16932448), (26, 13024960), (31, 10924160), (32, 10582780), (40, 8466224), (52, 6512480), (62, 5462080), (64, 5291390), (65, 5209984), (80, 4233112), (101, 3352960), (104, 3256240), (124, 2731040), (128, 2645695), (130, 2604992), (155, 2184832), (160, 2116556), (169, 2003840), (202, 1676480), (208, 1628120), (248, 1365520), (260, 1302496), (310, 1092416), (320, 1058278), (338, 1001920), (403, 840320), (404, 838240), (416, 814060), (496, 682760), (505, 670592), (520, 651248), (620, 546208), (640, 529139), (676, 500960), (806, 420160), (808, 419120), (832, 407030), (845, 400768), (992, 341380), (1010, 335296), (1040, 325624), (1240, 273104), (1313, 257920), (1352, 250480), (1612, 210080), (1616, 209560), (1664, 203515), (1690, 200384), (1984, 170690), (2015, 168064), (2020, 167648), (2080, 162812), (2480, 136552), (2626, 128960), (2704, 125240), (3131, 108160), (3224, 105040), (3232, 104780), (3380, 100192), (3968, 85345), (4030, 84032), (4040, 83824), (4160, 81406), (4960, 68276), (5239, 64640), (5252, 64480), (5408, 62620), (6262, 54080), (6448, 52520), (6464, 52390), (6565, 51584), (6760, 50096), (8060, 42016), (8080, 41912), (8320, 40703), (9920, 34138), (10478, 32320), (10504, 32240), (10816, 31310), (12524, 27040), (12896, 26260), (12928, 26195), (13130, 25792), (13520, 25048), (15655, 21632), (16120, 21008), (16160, 20956), (17069, 19840)]