138247290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 387072000

約数和(自身を除く): 248824710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 83, 90, 93, 135, 155, 166, 186, 199, 249, 270, 279, 310, 398, 415, 465, 498, 558, 597, 747, 830, 837, 930, 995, 1194, 1245, 1395, 1494, 1674, 1791, 1990, 2241, 2490, 2573, 2790, 2985, 3582, 3735, 4185, 4482, 5146, 5373, 5970, 6169, 7470, 7719, 8370, 8955, 10746, 11205, 12338, 12865, 15438, 16517, 17910, 18507, 22410, 23157, 25730, 26865, 30845, 33034, 37014, 38595, 46314, 49551, 53730, 55521, 61690, 69471, 77190, 82585, 92535, 99102, 111042, 115785, 138942, 148653, 165170, 166563, 185070, 231570, 247755, 277605, 297306, 333126, 347355, 445959, 495510, 512027, 555210, 694710, 743265, 832815, 891918, 1024054, 1486530, 1536081, 1665630, 2229795, 2560135, 3072162, 4459590, 4608243, 5120270, 7680405, 9216486, 13824729, 15360810, 23041215, 27649458, 46082430, 69123645, 138247290]

約数ペア:

[(1, 138247290), (2, 69123645), (3, 46082430), (5, 27649458), (6, 23041215), (9, 15360810), (10, 13824729), (15, 9216486), (18, 7680405), (27, 5120270), (30, 4608243), (31, 4459590), (45, 3072162), (54, 2560135), (62, 2229795), (83, 1665630), (90, 1536081), (93, 1486530), (135, 1024054), (155, 891918), (166, 832815), (186, 743265), (199, 694710), (249, 555210), (270, 512027), (279, 495510), (310, 445959), (398, 347355), (415, 333126), (465, 297306), (498, 277605), (558, 247755), (597, 231570), (747, 185070), (830, 166563), (837, 165170), (930, 148653), (995, 138942), (1194, 115785), (1245, 111042), (1395, 99102), (1494, 92535), (1674, 82585), (1791, 77190), (1990, 69471), (2241, 61690), (2490, 55521), (2573, 53730), (2790, 49551), (2985, 46314), (3582, 38595), (3735, 37014), (4185, 33034), (4482, 30845), (5146, 26865), (5373, 25730), (5970, 23157), (6169, 22410), (7470, 18507), (7719, 17910), (8370, 16517), (8955, 15438), (10746, 12865), (11205, 12338)]