321137136

素因数分解:

$2^4\times 3^5\times {\mathrm{151}}^1\times {\mathrm{547}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 939912064

約数和(自身を除く): 618774928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 151, 162, 216, 243, 302, 324, 432, 453, 486, 547, 604, 648, 906, 972, 1094, 1208, 1296, 1359, 1641, 1812, 1944, 2188, 2416, 2718, 3282, 3624, 3888, 4077, 4376, 4923, 5436, 6564, 7248, 8154, 8752, 9846, 10872, 12231, 13128, 14769, 16308, 19692, 21744, 24462, 26256, 29538, 32616, 36693, 39384, 44307, 48924, 59076, 65232, 73386, 78768, 82597, 88614, 97848, 118152, 132921, 146772, 165194, 177228, 195696, 236304, 247791, 265842, 293544, 330388, 354456, 495582, 531684, 587088, 660776, 708912, 743373, 991164, 1063368, 1321552, 1486746, 1982328, 2126736, 2230119, 2973492, 3964656, 4460238, 5946984, 6690357, 8920476, 11893968, 13380714, 17840952, 20071071, 26761428, 35681904, 40142142, 53522856, 80284284, 107045712, 160568568, 321137136]

約数ペア:

[(1, 321137136), (2, 160568568), (3, 107045712), (4, 80284284), (6, 53522856), (8, 40142142), (9, 35681904), (12, 26761428), (16, 20071071), (18, 17840952), (24, 13380714), (27, 11893968), (36, 8920476), (48, 6690357), (54, 5946984), (72, 4460238), (81, 3964656), (108, 2973492), (144, 2230119), (151, 2126736), (162, 1982328), (216, 1486746), (243, 1321552), (302, 1063368), (324, 991164), (432, 743373), (453, 708912), (486, 660776), (547, 587088), (604, 531684), (648, 495582), (906, 354456), (972, 330388), (1094, 293544), (1208, 265842), (1296, 247791), (1359, 236304), (1641, 195696), (1812, 177228), (1944, 165194), (2188, 146772), (2416, 132921), (2718, 118152), (3282, 97848), (3624, 88614), (3888, 82597), (4077, 78768), (4376, 73386), (4923, 65232), (5436, 59076), (6564, 48924), (7248, 44307), (8154, 39384), (8752, 36693), (9846, 32616), (10872, 29538), (12231, 26256), (13128, 24462), (14769, 21744), (16308, 19692)]