18047880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1020

約数の個数: 128

約数和(自身を含む): 63763200

約数和(自身を除く): 45715320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 983, 1020, 1080, 1224, 1530, 1836, 1966, 2040, 2295, 2949, 3060, 3672, 3932, 4590, 4915, 5898, 6120, 7864, 8847, 9180, 9830, 11796, 14745, 16711, 17694, 18360, 19660, 23592, 26541, 29490, 33422, 35388, 39320, 44235, 50133, 53082, 58980, 66844, 70776, 83555, 88470, 100266, 106164, 117960, 132705, 133688, 150399, 167110, 176940, 200532, 212328, 250665, 265410, 300798, 334220, 353880, 401064, 451197, 501330, 530820, 601596, 668440, 751995, 902394, 1002660, 1061640, 1203192, 1503990, 1804788, 2005320, 2255985, 3007980, 3609576, 4511970, 6015960, 9023940, 18047880]

約数ペア:

[(1, 18047880), (2, 9023940), (3, 6015960), (4, 4511970), (5, 3609576), (6, 3007980), (8, 2255985), (9, 2005320), (10, 1804788), (12, 1503990), (15, 1203192), (17, 1061640), (18, 1002660), (20, 902394), (24, 751995), (27, 668440), (30, 601596), (34, 530820), (36, 501330), (40, 451197), (45, 401064), (51, 353880), (54, 334220), (60, 300798), (68, 265410), (72, 250665), (85, 212328), (90, 200532), (102, 176940), (108, 167110), (120, 150399), (135, 133688), (136, 132705), (153, 117960), (170, 106164), (180, 100266), (204, 88470), (216, 83555), (255, 70776), (270, 66844), (306, 58980), (340, 53082), (360, 50133), (408, 44235), (459, 39320), (510, 35388), (540, 33422), (612, 29490), (680, 26541), (765, 23592), (918, 19660), (983, 18360), (1020, 17694), (1080, 16711), (1224, 14745), (1530, 11796), (1836, 9830), (1966, 9180), (2040, 8847), (2295, 7864), (2949, 6120), (3060, 5898), (3672, 4915), (3932, 4590)]