27956250

素因数分解:

$2^1\times 3^2\times 5^5\times 7^1\times {\mathrm{71}}^1$

素因数の和:111

約数の個数: 144

約数和(自身を含む): 87744384

約数和(自身を除く): 59788134

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 71, 75, 90, 105, 125, 126, 142, 150, 175, 210, 213, 225, 250, 315, 350, 355, 375, 426, 450, 497, 525, 625, 630, 639, 710, 750, 875, 994, 1050, 1065, 1125, 1250, 1278, 1491, 1575, 1750, 1775, 1875, 2130, 2250, 2485, 2625, 2982, 3125, 3150, 3195, 3550, 3750, 4375, 4473, 4970, 5250, 5325, 5625, 6250, 6390, 7455, 7875, 8750, 8875, 8946, 9375, 10650, 11250, 12425, 13125, 14910, 15750, 15975, 17750, 18750, 21875, 22365, 24850, 26250, 26625, 28125, 31950, 37275, 39375, 43750, 44375, 44730, 53250, 56250, 62125, 65625, 74550, 78750, 79875, 88750, 111825, 124250, 131250, 133125, 159750, 186375, 196875, 221875, 223650, 266250, 310625, 372750, 393750, 399375, 443750, 559125, 621250, 665625, 798750, 931875, 1118250, 1331250, 1553125, 1863750, 1996875, 2795625, 3106250, 3993750, 4659375, 5591250, 9318750, 13978125, 27956250]

約数ペア:

[(1, 27956250), (2, 13978125), (3, 9318750), (5, 5591250), (6, 4659375), (7, 3993750), (9, 3106250), (10, 2795625), (14, 1996875), (15, 1863750), (18, 1553125), (21, 1331250), (25, 1118250), (30, 931875), (35, 798750), (42, 665625), (45, 621250), (50, 559125), (63, 443750), (70, 399375), (71, 393750), (75, 372750), (90, 310625), (105, 266250), (125, 223650), (126, 221875), (142, 196875), (150, 186375), (175, 159750), (210, 133125), (213, 131250), (225, 124250), (250, 111825), (315, 88750), (350, 79875), (355, 78750), (375, 74550), (426, 65625), (450, 62125), (497, 56250), (525, 53250), (625, 44730), (630, 44375), (639, 43750), (710, 39375), (750, 37275), (875, 31950), (994, 28125), (1050, 26625), (1065, 26250), (1125, 24850), (1250, 22365), (1278, 21875), (1491, 18750), (1575, 17750), (1750, 15975), (1775, 15750), (1875, 14910), (2130, 13125), (2250, 12425), (2485, 11250), (2625, 10650), (2982, 9375), (3125, 8946), (3150, 8875), (3195, 8750), (3550, 7875), (3750, 7455), (4375, 6390), (4473, 6250), (4970, 5625), (5250, 5325)]