18323280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:538

約数の個数: 160

約数和(自身を含む): 66960000

約数和(自身を除く): 48636720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 499, 510, 540, 612, 680, 720, 765, 816, 918, 998, 1020, 1080, 1224, 1360, 1497, 1530, 1836, 1996, 2040, 2160, 2295, 2448, 2495, 2994, 3060, 3672, 3992, 4080, 4491, 4590, 4990, 5988, 6120, 7344, 7485, 7984, 8483, 8982, 9180, 9980, 11976, 12240, 13473, 14970, 16966, 17964, 18360, 19960, 22455, 23952, 25449, 26946, 29940, 33932, 35928, 36720, 39920, 42415, 44910, 50898, 53892, 59880, 67365, 67864, 71856, 76347, 84830, 89820, 101796, 107784, 119760, 127245, 134730, 135728, 152694, 169660, 179640, 203592, 215568, 229041, 254490, 269460, 305388, 339320, 359280, 381735, 407184, 458082, 508980, 538920, 610776, 678640, 763470, 916164, 1017960, 1077840, 1145205, 1221552, 1526940, 1832328, 2035920, 2290410, 3053880, 3664656, 4580820, 6107760, 9161640, 18323280]

約数ペア:

[(1, 18323280), (2, 9161640), (3, 6107760), (4, 4580820), (5, 3664656), (6, 3053880), (8, 2290410), (9, 2035920), (10, 1832328), (12, 1526940), (15, 1221552), (16, 1145205), (17, 1077840), (18, 1017960), (20, 916164), (24, 763470), (27, 678640), (30, 610776), (34, 538920), (36, 508980), (40, 458082), (45, 407184), (48, 381735), (51, 359280), (54, 339320), (60, 305388), (68, 269460), (72, 254490), (80, 229041), (85, 215568), (90, 203592), (102, 179640), (108, 169660), (120, 152694), (135, 135728), (136, 134730), (144, 127245), (153, 119760), (170, 107784), (180, 101796), (204, 89820), (216, 84830), (240, 76347), (255, 71856), (270, 67864), (272, 67365), (306, 59880), (340, 53892), (360, 50898), (408, 44910), (432, 42415), (459, 39920), (499, 36720), (510, 35928), (540, 33932), (612, 29940), (680, 26946), (720, 25449), (765, 23952), (816, 22455), (918, 19960), (998, 18360), (1020, 17964), (1080, 16966), (1224, 14970), (1360, 13473), (1497, 12240), (1530, 11976), (1836, 9980), (1996, 9180), (2040, 8982), (2160, 8483), (2295, 7984), (2448, 7485), (2495, 7344), (2994, 6120), (3060, 5988), (3672, 4990), (3992, 4590), (4080, 4491)]