3978000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:59

約数の個数: 240

約数和(自身を含む): 15842736

約数和(自身を除く): 11864736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 25, 26, 30, 34, 36, 39, 40, 45, 48, 50, 51, 52, 60, 65, 68, 72, 75, 78, 80, 85, 90, 100, 102, 104, 117, 120, 125, 130, 136, 144, 150, 153, 156, 170, 180, 195, 200, 204, 208, 221, 225, 234, 240, 250, 255, 260, 272, 300, 306, 312, 325, 340, 360, 375, 390, 400, 408, 425, 442, 450, 468, 500, 510, 520, 585, 600, 612, 624, 650, 663, 680, 720, 750, 765, 780, 816, 850, 884, 900, 936, 975, 1000, 1020, 1040, 1105, 1125, 1170, 1200, 1224, 1275, 1300, 1326, 1360, 1500, 1530, 1560, 1625, 1700, 1768, 1800, 1872, 1950, 1989, 2000, 2040, 2125, 2210, 2250, 2340, 2448, 2550, 2600, 2652, 2925, 3000, 3060, 3120, 3250, 3315, 3400, 3536, 3600, 3825, 3900, 3978, 4080, 4250, 4420, 4500, 4680, 4875, 5100, 5200, 5304, 5525, 5850, 6000, 6120, 6375, 6500, 6630, 6800, 7650, 7800, 7956, 8500, 8840, 9000, 9360, 9750, 9945, 10200, 10608, 11050, 11700, 12240, 12750, 13000, 13260, 14625, 15300, 15600, 15912, 16575, 17000, 17680, 18000, 19125, 19500, 19890, 20400, 22100, 23400, 25500, 26000, 26520, 27625, 29250, 30600, 31824, 33150, 34000, 38250, 39000, 39780, 44200, 46800, 49725, 51000, 53040, 55250, 58500, 61200, 66300, 76500, 78000, 79560, 82875, 88400, 99450, 102000, 110500, 117000, 132600, 153000, 159120, 165750, 198900, 221000, 234000, 248625, 265200, 306000, 331500, 397800, 442000, 497250, 663000, 795600, 994500, 1326000, 1989000, 3978000]

約数ペア:

[(1, 3978000), (2, 1989000), (3, 1326000), (4, 994500), (5, 795600), (6, 663000), (8, 497250), (9, 442000), (10, 397800), (12, 331500), (13, 306000), (15, 265200), (16, 248625), (17, 234000), (18, 221000), (20, 198900), (24, 165750), (25, 159120), (26, 153000), (30, 132600), (34, 117000), (36, 110500), (39, 102000), (40, 99450), (45, 88400), (48, 82875), (50, 79560), (51, 78000), (52, 76500), (60, 66300), (65, 61200), (68, 58500), (72, 55250), (75, 53040), (78, 51000), (80, 49725), (85, 46800), (90, 44200), (100, 39780), (102, 39000), (104, 38250), (117, 34000), (120, 33150), (125, 31824), (130, 30600), (136, 29250), (144, 27625), (150, 26520), (153, 26000), (156, 25500), (170, 23400), (180, 22100), (195, 20400), (200, 19890), (204, 19500), (208, 19125), (221, 18000), (225, 17680), (234, 17000), (240, 16575), (250, 15912), (255, 15600), (260, 15300), (272, 14625), (300, 13260), (306, 13000), (312, 12750), (325, 12240), (340, 11700), (360, 11050), (375, 10608), (390, 10200), (400, 9945), (408, 9750), (425, 9360), (442, 9000), (450, 8840), (468, 8500), (500, 7956), (510, 7800), (520, 7650), (585, 6800), (600, 6630), (612, 6500), (624, 6375), (650, 6120), (663, 6000), (680, 5850), (720, 5525), (750, 5304), (765, 5200), (780, 5100), (816, 4875), (850, 4680), (884, 4500), (900, 4420), (936, 4250), (975, 4080), (1000, 3978), (1020, 3900), (1040, 3825), (1105, 3600), (1125, 3536), (1170, 3400), (1200, 3315), (1224, 3250), (1275, 3120), (1300, 3060), (1326, 3000), (1360, 2925), (1500, 2652), (1530, 2600), (1560, 2550), (1625, 2448), (1700, 2340), (1768, 2250), (1800, 2210), (1872, 2125), (1950, 2040), (1989, 2000)]