18023850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 54460800

約数和(自身を除く): 36436950

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 79, 90, 117, 130, 135, 150, 158, 169, 195, 225, 234, 237, 270, 325, 338, 351, 390, 395, 450, 474, 507, 585, 650, 675, 702, 711, 790, 845, 975, 1014, 1027, 1170, 1185, 1350, 1422, 1521, 1690, 1755, 1950, 1975, 2054, 2133, 2370, 2535, 2925, 3042, 3081, 3510, 3555, 3950, 4225, 4266, 4563, 5070, 5135, 5850, 5925, 6162, 7110, 7605, 8450, 8775, 9126, 9243, 10270, 10665, 11850, 12675, 13351, 15210, 15405, 17550, 17775, 18486, 21330, 22815, 25350, 25675, 26702, 27729, 30810, 35550, 38025, 40053, 45630, 46215, 51350, 53325, 55458, 66755, 76050, 77025, 80106, 92430, 106650, 114075, 120159, 133510, 138645, 154050, 200265, 228150, 231075, 240318, 277290, 333775, 360477, 400530, 462150, 600795, 667550, 693225, 720954, 1001325, 1201590, 1386450, 1802385, 2002650, 3003975, 3604770, 6007950, 9011925, 18023850]

約数ペア:

[(1, 18023850), (2, 9011925), (3, 6007950), (5, 3604770), (6, 3003975), (9, 2002650), (10, 1802385), (13, 1386450), (15, 1201590), (18, 1001325), (25, 720954), (26, 693225), (27, 667550), (30, 600795), (39, 462150), (45, 400530), (50, 360477), (54, 333775), (65, 277290), (75, 240318), (78, 231075), (79, 228150), (90, 200265), (117, 154050), (130, 138645), (135, 133510), (150, 120159), (158, 114075), (169, 106650), (195, 92430), (225, 80106), (234, 77025), (237, 76050), (270, 66755), (325, 55458), (338, 53325), (351, 51350), (390, 46215), (395, 45630), (450, 40053), (474, 38025), (507, 35550), (585, 30810), (650, 27729), (675, 26702), (702, 25675), (711, 25350), (790, 22815), (845, 21330), (975, 18486), (1014, 17775), (1027, 17550), (1170, 15405), (1185, 15210), (1350, 13351), (1422, 12675), (1521, 11850), (1690, 10665), (1755, 10270), (1950, 9243), (1975, 9126), (2054, 8775), (2133, 8450), (2370, 7605), (2535, 7110), (2925, 6162), (3042, 5925), (3081, 5850), (3510, 5135), (3555, 5070), (3950, 4563), (4225, 4266)]