8145900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{431}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 29998080

約数和(自身を除く): 21852180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 431, 450, 525, 540, 630, 675, 700, 756, 862, 900, 945, 1050, 1260, 1293, 1350, 1575, 1724, 1890, 2100, 2155, 2586, 2700, 3017, 3150, 3780, 3879, 4310, 4725, 5172, 6034, 6300, 6465, 7758, 8620, 9051, 9450, 10775, 11637, 12068, 12930, 15085, 15516, 18102, 18900, 19395, 21550, 23274, 25860, 27153, 30170, 32325, 36204, 38790, 43100, 45255, 46548, 54306, 58185, 60340, 64650, 75425, 77580, 81459, 90510, 96975, 108612, 116370, 129300, 135765, 150850, 162918, 181020, 193950, 226275, 232740, 271530, 290925, 301700, 325836, 387900, 407295, 452550, 543060, 581850, 678825, 814590, 905100, 1163700, 1357650, 1629180, 2036475, 2715300, 4072950, 8145900]

約数ペア:

[(1, 8145900), (2, 4072950), (3, 2715300), (4, 2036475), (5, 1629180), (6, 1357650), (7, 1163700), (9, 905100), (10, 814590), (12, 678825), (14, 581850), (15, 543060), (18, 452550), (20, 407295), (21, 387900), (25, 325836), (27, 301700), (28, 290925), (30, 271530), (35, 232740), (36, 226275), (42, 193950), (45, 181020), (50, 162918), (54, 150850), (60, 135765), (63, 129300), (70, 116370), (75, 108612), (84, 96975), (90, 90510), (100, 81459), (105, 77580), (108, 75425), (126, 64650), (135, 60340), (140, 58185), (150, 54306), (175, 46548), (180, 45255), (189, 43100), (210, 38790), (225, 36204), (252, 32325), (270, 30170), (300, 27153), (315, 25860), (350, 23274), (378, 21550), (420, 19395), (431, 18900), (450, 18102), (525, 15516), (540, 15085), (630, 12930), (675, 12068), (700, 11637), (756, 10775), (862, 9450), (900, 9051), (945, 8620), (1050, 7758), (1260, 6465), (1293, 6300), (1350, 6034), (1575, 5172), (1724, 4725), (1890, 4310), (2100, 3879), (2155, 3780), (2586, 3150), (2700, 3017)]