18534780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 216

約数和(自身を含む): 66227616

約数和(自身を除く): 47692836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 37, 44, 45, 46, 55, 60, 66, 69, 74, 90, 92, 99, 110, 111, 115, 121, 132, 138, 148, 165, 180, 185, 198, 207, 220, 222, 230, 242, 253, 276, 330, 333, 345, 363, 370, 396, 407, 414, 444, 460, 484, 495, 506, 555, 605, 660, 666, 690, 726, 740, 759, 814, 828, 851, 990, 1012, 1035, 1089, 1110, 1210, 1221, 1265, 1332, 1380, 1452, 1518, 1628, 1665, 1702, 1815, 1980, 2035, 2070, 2178, 2220, 2277, 2420, 2442, 2530, 2553, 2783, 3036, 3330, 3404, 3630, 3663, 3795, 4070, 4140, 4255, 4356, 4477, 4554, 4884, 5060, 5106, 5445, 5566, 6105, 6660, 7260, 7326, 7590, 7659, 8140, 8349, 8510, 8954, 9108, 9361, 10212, 10890, 11132, 11385, 12210, 12765, 13431, 13915, 14652, 15180, 15318, 16698, 17020, 17908, 18315, 18722, 21780, 22385, 22770, 24420, 25047, 25530, 26862, 27830, 28083, 30636, 33396, 36630, 37444, 38295, 40293, 41745, 44770, 45540, 46805, 50094, 51060, 53724, 55660, 56166, 67155, 73260, 76590, 80586, 83490, 84249, 89540, 93610, 100188, 102971, 112332, 125235, 134310, 140415, 153180, 161172, 166980, 168498, 187220, 201465, 205942, 250470, 268620, 280830, 308913, 336996, 402930, 411884, 421245, 500940, 514855, 561660, 617826, 805860, 842490, 926739, 1029710, 1235652, 1544565, 1684980, 1853478, 2059420, 3089130, 3706956, 4633695, 6178260, 9267390, 18534780]

約数ペア:

[(1, 18534780), (2, 9267390), (3, 6178260), (4, 4633695), (5, 3706956), (6, 3089130), (9, 2059420), (10, 1853478), (11, 1684980), (12, 1544565), (15, 1235652), (18, 1029710), (20, 926739), (22, 842490), (23, 805860), (30, 617826), (33, 561660), (36, 514855), (37, 500940), (44, 421245), (45, 411884), (46, 402930), (55, 336996), (60, 308913), (66, 280830), (69, 268620), (74, 250470), (90, 205942), (92, 201465), (99, 187220), (110, 168498), (111, 166980), (115, 161172), (121, 153180), (132, 140415), (138, 134310), (148, 125235), (165, 112332), (180, 102971), (185, 100188), (198, 93610), (207, 89540), (220, 84249), (222, 83490), (230, 80586), (242, 76590), (253, 73260), (276, 67155), (330, 56166), (333, 55660), (345, 53724), (363, 51060), (370, 50094), (396, 46805), (407, 45540), (414, 44770), (444, 41745), (460, 40293), (484, 38295), (495, 37444), (506, 36630), (555, 33396), (605, 30636), (660, 28083), (666, 27830), (690, 26862), (726, 25530), (740, 25047), (759, 24420), (814, 22770), (828, 22385), (851, 21780), (990, 18722), (1012, 18315), (1035, 17908), (1089, 17020), (1110, 16698), (1210, 15318), (1221, 15180), (1265, 14652), (1332, 13915), (1380, 13431), (1452, 12765), (1518, 12210), (1628, 11385), (1665, 11132), (1702, 10890), (1815, 10212), (1980, 9361), (2035, 9108), (2070, 8954), (2178, 8510), (2220, 8349), (2277, 8140), (2420, 7659), (2442, 7590), (2530, 7326), (2553, 7260), (2783, 6660), (3036, 6105), (3330, 5566), (3404, 5445), (3630, 5106), (3663, 5060), (3795, 4884), (4070, 4554), (4140, 4477), (4255, 4356)]