90789000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 289111680

約数和(自身を除く): 198322680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 53, 60, 75, 100, 106, 120, 125, 150, 159, 200, 212, 250, 265, 300, 318, 375, 424, 500, 530, 571, 600, 636, 750, 795, 1000, 1060, 1142, 1272, 1325, 1500, 1590, 1713, 2120, 2284, 2650, 2855, 3000, 3180, 3426, 3975, 4568, 5300, 5710, 6360, 6625, 6852, 7950, 8565, 10600, 11420, 13250, 13704, 14275, 15900, 17130, 19875, 22840, 26500, 28550, 30263, 31800, 34260, 39750, 42825, 53000, 57100, 60526, 68520, 71375, 79500, 85650, 90789, 114200, 121052, 142750, 151315, 159000, 171300, 181578, 214125, 242104, 285500, 302630, 342600, 363156, 428250, 453945, 571000, 605260, 726312, 756575, 856500, 907890, 1210520, 1513150, 1713000, 1815780, 2269725, 3026300, 3631560, 3782875, 4539450, 6052600, 7565750, 9078900, 11348625, 15131500, 18157800, 22697250, 30263000, 45394500, 90789000]

約数ペア:

[(1, 90789000), (2, 45394500), (3, 30263000), (4, 22697250), (5, 18157800), (6, 15131500), (8, 11348625), (10, 9078900), (12, 7565750), (15, 6052600), (20, 4539450), (24, 3782875), (25, 3631560), (30, 3026300), (40, 2269725), (50, 1815780), (53, 1713000), (60, 1513150), (75, 1210520), (100, 907890), (106, 856500), (120, 756575), (125, 726312), (150, 605260), (159, 571000), (200, 453945), (212, 428250), (250, 363156), (265, 342600), (300, 302630), (318, 285500), (375, 242104), (424, 214125), (500, 181578), (530, 171300), (571, 159000), (600, 151315), (636, 142750), (750, 121052), (795, 114200), (1000, 90789), (1060, 85650), (1142, 79500), (1272, 71375), (1325, 68520), (1500, 60526), (1590, 57100), (1713, 53000), (2120, 42825), (2284, 39750), (2650, 34260), (2855, 31800), (3000, 30263), (3180, 28550), (3426, 26500), (3975, 22840), (4568, 19875), (5300, 17130), (5710, 15900), (6360, 14275), (6625, 13704), (6852, 13250), (7950, 11420), (8565, 10600)]