18666000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 70160688

約数和(自身を除く): 51494688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 48, 50, 51, 60, 61, 68, 72, 75, 80, 85, 90, 100, 102, 120, 122, 125, 136, 144, 150, 153, 170, 180, 183, 200, 204, 225, 240, 244, 250, 255, 272, 300, 305, 306, 340, 360, 366, 375, 400, 408, 425, 450, 488, 500, 510, 549, 600, 610, 612, 680, 720, 732, 750, 765, 816, 850, 900, 915, 976, 1000, 1020, 1037, 1098, 1125, 1200, 1220, 1224, 1275, 1360, 1464, 1500, 1525, 1530, 1700, 1800, 1830, 2000, 2040, 2074, 2125, 2196, 2250, 2440, 2448, 2550, 2745, 2928, 3000, 3050, 3060, 3111, 3400, 3600, 3660, 3825, 4080, 4148, 4250, 4392, 4500, 4575, 4880, 5100, 5185, 5490, 6000, 6100, 6120, 6222, 6375, 6800, 7320, 7625, 7650, 8296, 8500, 8784, 9000, 9150, 9333, 10200, 10370, 10980, 12200, 12240, 12444, 12750, 13725, 14640, 15250, 15300, 15555, 16592, 17000, 18000, 18300, 18666, 19125, 20400, 20740, 21960, 22875, 24400, 24888, 25500, 25925, 27450, 30500, 30600, 31110, 34000, 36600, 37332, 38250, 41480, 43920, 45750, 46665, 49776, 51000, 51850, 54900, 61000, 61200, 62220, 68625, 73200, 74664, 76500, 77775, 82960, 91500, 93330, 102000, 103700, 109800, 122000, 124440, 129625, 137250, 149328, 153000, 155550, 183000, 186660, 207400, 219600, 233325, 248880, 259250, 274500, 306000, 311100, 366000, 373320, 388875, 414800, 466650, 518500, 549000, 622200, 746640, 777750, 933300, 1037000, 1098000, 1166625, 1244400, 1555500, 1866600, 2074000, 2333250, 3111000, 3733200, 4666500, 6222000, 9333000, 18666000]

約数ペア:

[(1, 18666000), (2, 9333000), (3, 6222000), (4, 4666500), (5, 3733200), (6, 3111000), (8, 2333250), (9, 2074000), (10, 1866600), (12, 1555500), (15, 1244400), (16, 1166625), (17, 1098000), (18, 1037000), (20, 933300), (24, 777750), (25, 746640), (30, 622200), (34, 549000), (36, 518500), (40, 466650), (45, 414800), (48, 388875), (50, 373320), (51, 366000), (60, 311100), (61, 306000), (68, 274500), (72, 259250), (75, 248880), (80, 233325), (85, 219600), (90, 207400), (100, 186660), (102, 183000), (120, 155550), (122, 153000), (125, 149328), (136, 137250), (144, 129625), (150, 124440), (153, 122000), (170, 109800), (180, 103700), (183, 102000), (200, 93330), (204, 91500), (225, 82960), (240, 77775), (244, 76500), (250, 74664), (255, 73200), (272, 68625), (300, 62220), (305, 61200), (306, 61000), (340, 54900), (360, 51850), (366, 51000), (375, 49776), (400, 46665), (408, 45750), (425, 43920), (450, 41480), (488, 38250), (500, 37332), (510, 36600), (549, 34000), (600, 31110), (610, 30600), (612, 30500), (680, 27450), (720, 25925), (732, 25500), (750, 24888), (765, 24400), (816, 22875), (850, 21960), (900, 20740), (915, 20400), (976, 19125), (1000, 18666), (1020, 18300), (1037, 18000), (1098, 17000), (1125, 16592), (1200, 15555), (1220, 15300), (1224, 15250), (1275, 14640), (1360, 13725), (1464, 12750), (1500, 12444), (1525, 12240), (1530, 12200), (1700, 10980), (1800, 10370), (1830, 10200), (2000, 9333), (2040, 9150), (2074, 9000), (2125, 8784), (2196, 8500), (2250, 8296), (2440, 7650), (2448, 7625), (2550, 7320), (2745, 6800), (2928, 6375), (3000, 6222), (3050, 6120), (3060, 6100), (3111, 6000), (3400, 5490), (3600, 5185), (3660, 5100), (3825, 4880), (4080, 4575), (4148, 4500), (4250, 4392)]