256170432

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:475

約数の個数: 168

約数和(自身を含む): 801386256

約数和(自身を除く): 545215824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 73, 84, 96, 98, 112, 146, 147, 168, 192, 196, 219, 224, 292, 294, 336, 373, 392, 438, 448, 511, 584, 588, 672, 746, 784, 876, 1022, 1119, 1168, 1176, 1344, 1492, 1533, 1568, 1752, 2044, 2238, 2336, 2352, 2611, 2984, 3066, 3136, 3504, 3577, 4088, 4476, 4672, 4704, 5222, 5968, 6132, 7008, 7154, 7833, 8176, 8952, 9408, 10444, 10731, 11936, 12264, 14016, 14308, 15666, 16352, 17904, 18277, 20888, 21462, 23872, 24528, 27229, 28616, 31332, 32704, 35808, 36554, 41776, 42924, 49056, 54458, 54831, 57232, 62664, 71616, 73108, 81687, 83552, 85848, 98112, 108916, 109662, 114464, 125328, 146216, 163374, 167104, 171696, 190603, 217832, 219324, 228928, 250656, 292432, 326748, 343392, 381206, 435664, 438648, 501312, 571809, 584864, 653496, 686784, 762412, 871328, 877296, 1143618, 1169728, 1306992, 1334221, 1524824, 1742656, 1754592, 2287236, 2613984, 2668442, 3049648, 3509184, 4002663, 4574472, 5227968, 5336884, 6099296, 8005326, 9148944, 10673768, 12198592, 16010652, 18297888, 21347536, 32021304, 36595776, 42695072, 64042608, 85390144, 128085216, 256170432]

約数ペア:

[(1, 256170432), (2, 128085216), (3, 85390144), (4, 64042608), (6, 42695072), (7, 36595776), (8, 32021304), (12, 21347536), (14, 18297888), (16, 16010652), (21, 12198592), (24, 10673768), (28, 9148944), (32, 8005326), (42, 6099296), (48, 5336884), (49, 5227968), (56, 4574472), (64, 4002663), (73, 3509184), (84, 3049648), (96, 2668442), (98, 2613984), (112, 2287236), (146, 1754592), (147, 1742656), (168, 1524824), (192, 1334221), (196, 1306992), (219, 1169728), (224, 1143618), (292, 877296), (294, 871328), (336, 762412), (373, 686784), (392, 653496), (438, 584864), (448, 571809), (511, 501312), (584, 438648), (588, 435664), (672, 381206), (746, 343392), (784, 326748), (876, 292432), (1022, 250656), (1119, 228928), (1168, 219324), (1176, 217832), (1344, 190603), (1492, 171696), (1533, 167104), (1568, 163374), (1752, 146216), (2044, 125328), (2238, 114464), (2336, 109662), (2352, 108916), (2611, 98112), (2984, 85848), (3066, 83552), (3136, 81687), (3504, 73108), (3577, 71616), (4088, 62664), (4476, 57232), (4672, 54831), (4704, 54458), (5222, 49056), (5968, 42924), (6132, 41776), (7008, 36554), (7154, 35808), (7833, 32704), (8176, 31332), (8952, 28616), (9408, 27229), (10444, 24528), (10731, 23872), (11936, 21462), (12264, 20888), (14016, 18277), (14308, 17904), (15666, 16352)]