19675800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 70073640

約数和(自身を除く): 50397840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 120, 136, 150, 153, 170, 180, 200, 204, 225, 255, 300, 306, 340, 360, 408, 425, 450, 510, 600, 612, 643, 680, 765, 850, 900, 1020, 1224, 1275, 1286, 1530, 1700, 1800, 1929, 2040, 2550, 2572, 3060, 3215, 3400, 3825, 3858, 5100, 5144, 5787, 6120, 6430, 7650, 7716, 9645, 10200, 10931, 11574, 12860, 15300, 15432, 16075, 19290, 21862, 23148, 25720, 28935, 30600, 32150, 32793, 38580, 43724, 46296, 48225, 54655, 57870, 64300, 65586, 77160, 87448, 96450, 98379, 109310, 115740, 128600, 131172, 144675, 163965, 192900, 196758, 218620, 231480, 262344, 273275, 289350, 327930, 385800, 393516, 437240, 491895, 546550, 578700, 655860, 787032, 819825, 983790, 1093100, 1157400, 1311720, 1639650, 1967580, 2186200, 2459475, 3279300, 3935160, 4918950, 6558600, 9837900, 19675800]

約数ペア:

[(1, 19675800), (2, 9837900), (3, 6558600), (4, 4918950), (5, 3935160), (6, 3279300), (8, 2459475), (9, 2186200), (10, 1967580), (12, 1639650), (15, 1311720), (17, 1157400), (18, 1093100), (20, 983790), (24, 819825), (25, 787032), (30, 655860), (34, 578700), (36, 546550), (40, 491895), (45, 437240), (50, 393516), (51, 385800), (60, 327930), (68, 289350), (72, 273275), (75, 262344), (85, 231480), (90, 218620), (100, 196758), (102, 192900), (120, 163965), (136, 144675), (150, 131172), (153, 128600), (170, 115740), (180, 109310), (200, 98379), (204, 96450), (225, 87448), (255, 77160), (300, 65586), (306, 64300), (340, 57870), (360, 54655), (408, 48225), (425, 46296), (450, 43724), (510, 38580), (600, 32793), (612, 32150), (643, 30600), (680, 28935), (765, 25720), (850, 23148), (900, 21862), (1020, 19290), (1224, 16075), (1275, 15432), (1286, 15300), (1530, 12860), (1700, 11574), (1800, 10931), (1929, 10200), (2040, 9645), (2550, 7716), (2572, 7650), (3060, 6430), (3215, 6120), (3400, 5787), (3825, 5144), (3858, 5100)]