669739968

素因数分解:

$2^6\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20399}}^1$

素因数の和:20439

約数の個数: 112

約数和(自身を含む): 2072640000

約数和(自身を除く): 1402900032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 144, 152, 171, 192, 216, 228, 288, 304, 342, 432, 456, 513, 576, 608, 684, 864, 912, 1026, 1216, 1368, 1728, 1824, 2052, 2736, 3648, 4104, 5472, 8208, 10944, 16416, 20399, 32832, 40798, 61197, 81596, 122394, 163192, 183591, 244788, 326384, 367182, 387581, 489576, 550773, 652768, 734364, 775162, 979152, 1101546, 1162743, 1305536, 1468728, 1550324, 1958304, 2203092, 2325486, 2937456, 3100648, 3488229, 3916608, 4406184, 4650972, 5874912, 6201296, 6976458, 8812368, 9301944, 10464687, 11749824, 12402592, 13952916, 17624736, 18603888, 20929374, 24805184, 27905832, 35249472, 37207776, 41858748, 55811664, 74415552, 83717496, 111623328, 167434992, 223246656, 334869984, 669739968]

約数ペア:

[(1, 669739968), (2, 334869984), (3, 223246656), (4, 167434992), (6, 111623328), (8, 83717496), (9, 74415552), (12, 55811664), (16, 41858748), (18, 37207776), (19, 35249472), (24, 27905832), (27, 24805184), (32, 20929374), (36, 18603888), (38, 17624736), (48, 13952916), (54, 12402592), (57, 11749824), (64, 10464687), (72, 9301944), (76, 8812368), (96, 6976458), (108, 6201296), (114, 5874912), (144, 4650972), (152, 4406184), (171, 3916608), (192, 3488229), (216, 3100648), (228, 2937456), (288, 2325486), (304, 2203092), (342, 1958304), (432, 1550324), (456, 1468728), (513, 1305536), (576, 1162743), (608, 1101546), (684, 979152), (864, 775162), (912, 734364), (1026, 652768), (1216, 550773), (1368, 489576), (1728, 387581), (1824, 367182), (2052, 326384), (2736, 244788), (3648, 183591), (4104, 163192), (5472, 122394), (8208, 81596), (10944, 61197), (16416, 40798), (20399, 32832)]