29531250

素因数分解:

$2^1\times 3^3\times 5^7\times 7^1$

素因数の和:53

約数の個数: 128

約数和(自身を含む): 93749760

約数和(自身を除く): 64218510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 125, 126, 135, 150, 175, 189, 210, 225, 250, 270, 315, 350, 375, 378, 450, 525, 625, 630, 675, 750, 875, 945, 1050, 1125, 1250, 1350, 1575, 1750, 1875, 1890, 2250, 2625, 3125, 3150, 3375, 3750, 4375, 4725, 5250, 5625, 6250, 6750, 7875, 8750, 9375, 9450, 11250, 13125, 15625, 15750, 16875, 18750, 21875, 23625, 26250, 28125, 31250, 33750, 39375, 43750, 46875, 47250, 56250, 65625, 78125, 78750, 84375, 93750, 109375, 118125, 131250, 140625, 156250, 168750, 196875, 218750, 234375, 236250, 281250, 328125, 393750, 421875, 468750, 546875, 590625, 656250, 703125, 843750, 984375, 1093750, 1181250, 1406250, 1640625, 1968750, 2109375, 2953125, 3281250, 4218750, 4921875, 5906250, 9843750, 14765625, 29531250]

約数ペア:

[(1, 29531250), (2, 14765625), (3, 9843750), (5, 5906250), (6, 4921875), (7, 4218750), (9, 3281250), (10, 2953125), (14, 2109375), (15, 1968750), (18, 1640625), (21, 1406250), (25, 1181250), (27, 1093750), (30, 984375), (35, 843750), (42, 703125), (45, 656250), (50, 590625), (54, 546875), (63, 468750), (70, 421875), (75, 393750), (90, 328125), (105, 281250), (125, 236250), (126, 234375), (135, 218750), (150, 196875), (175, 168750), (189, 156250), (210, 140625), (225, 131250), (250, 118125), (270, 109375), (315, 93750), (350, 84375), (375, 78750), (378, 78125), (450, 65625), (525, 56250), (625, 47250), (630, 46875), (675, 43750), (750, 39375), (875, 33750), (945, 31250), (1050, 28125), (1125, 26250), (1250, 23625), (1350, 21875), (1575, 18750), (1750, 16875), (1875, 15750), (1890, 15625), (2250, 13125), (2625, 11250), (3125, 9450), (3150, 9375), (3375, 8750), (3750, 7875), (4375, 6750), (4725, 6250), (5250, 5625)]