18331440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4493}}^1$

素因数の和:4526

約数の個数: 80

約数和(自身を含む): 60183648

約数和(自身を除く): 41852208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4493, 8986, 13479, 17972, 22465, 26958, 35944, 44930, 53916, 67395, 71888, 76381, 89860, 107832, 134790, 152762, 179720, 215664, 229143, 269580, 305524, 359440, 381905, 458286, 539160, 611048, 763810, 916572, 1078320, 1145715, 1222096, 1527620, 1833144, 2291430, 3055240, 3666288, 4582860, 6110480, 9165720, 18331440]

約数ペア:

[(1, 18331440), (2, 9165720), (3, 6110480), (4, 4582860), (5, 3666288), (6, 3055240), (8, 2291430), (10, 1833144), (12, 1527620), (15, 1222096), (16, 1145715), (17, 1078320), (20, 916572), (24, 763810), (30, 611048), (34, 539160), (40, 458286), (48, 381905), (51, 359440), (60, 305524), (68, 269580), (80, 229143), (85, 215664), (102, 179720), (120, 152762), (136, 134790), (170, 107832), (204, 89860), (240, 76381), (255, 71888), (272, 67395), (340, 53916), (408, 44930), (510, 35944), (680, 26958), (816, 22465), (1020, 17972), (1360, 13479), (2040, 8986), (4080, 4493)]