148732640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 416785824

約数和(自身を除く): 268053184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 160, 196, 224, 244, 245, 280, 305, 311, 392, 427, 488, 490, 560, 610, 622, 784, 854, 976, 980, 1120, 1220, 1244, 1555, 1568, 1708, 1952, 1960, 2135, 2177, 2440, 2488, 2989, 3110, 3416, 3920, 4270, 4354, 4880, 4976, 5978, 6220, 6832, 7840, 8540, 8708, 9760, 9952, 10885, 11956, 12440, 13664, 14945, 15239, 17080, 17416, 18971, 21770, 23912, 24880, 29890, 30478, 34160, 34832, 37942, 43540, 47824, 49760, 59780, 60956, 68320, 69664, 75884, 76195, 87080, 94855, 95648, 119560, 121912, 132797, 151768, 152390, 174160, 189710, 239120, 243824, 265594, 303536, 304780, 348320, 379420, 478240, 487648, 531188, 607072, 609560, 663985, 758840, 929579, 1062376, 1219120, 1327970, 1517680, 1859158, 2124752, 2438240, 2655940, 3035360, 3718316, 4249504, 4647895, 5311880, 7436632, 9295790, 10623760, 14873264, 18591580, 21247520, 29746528, 37183160, 74366320, 148732640]

約数ペア:

[(1, 148732640), (2, 74366320), (4, 37183160), (5, 29746528), (7, 21247520), (8, 18591580), (10, 14873264), (14, 10623760), (16, 9295790), (20, 7436632), (28, 5311880), (32, 4647895), (35, 4249504), (40, 3718316), (49, 3035360), (56, 2655940), (61, 2438240), (70, 2124752), (80, 1859158), (98, 1517680), (112, 1327970), (122, 1219120), (140, 1062376), (160, 929579), (196, 758840), (224, 663985), (244, 609560), (245, 607072), (280, 531188), (305, 487648), (311, 478240), (392, 379420), (427, 348320), (488, 304780), (490, 303536), (560, 265594), (610, 243824), (622, 239120), (784, 189710), (854, 174160), (976, 152390), (980, 151768), (1120, 132797), (1220, 121912), (1244, 119560), (1555, 95648), (1568, 94855), (1708, 87080), (1952, 76195), (1960, 75884), (2135, 69664), (2177, 68320), (2440, 60956), (2488, 59780), (2989, 49760), (3110, 47824), (3416, 43540), (3920, 37942), (4270, 34832), (4354, 34160), (4880, 30478), (4976, 29890), (5978, 24880), (6220, 23912), (6832, 21770), (7840, 18971), (8540, 17416), (8708, 17080), (9760, 15239), (9952, 14945), (10885, 13664), (11956, 12440)]