128547972

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{2699}}^1$

素因数の和:2732

約数の個数: 108

約数和(自身を含む): 392137200

約数和(自身を除く): 263589228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 441, 486, 567, 588, 756, 882, 972, 1134, 1323, 1701, 1764, 2268, 2646, 2699, 3402, 3969, 5292, 5398, 6804, 7938, 8097, 10796, 11907, 15876, 16194, 18893, 23814, 24291, 32388, 37786, 47628, 48582, 56679, 72873, 75572, 97164, 113358, 132251, 145746, 170037, 218619, 226716, 264502, 291492, 340074, 396753, 437238, 510111, 529004, 655857, 680148, 793506, 874476, 1020222, 1190259, 1311714, 1530333, 1587012, 2040444, 2380518, 2623428, 3060666, 3570777, 4590999, 4761036, 6121332, 7141554, 9181998, 10712331, 14283108, 18363996, 21424662, 32136993, 42849324, 64273986, 128547972]

約数ペア:

[(1, 128547972), (2, 64273986), (3, 42849324), (4, 32136993), (6, 21424662), (7, 18363996), (9, 14283108), (12, 10712331), (14, 9181998), (18, 7141554), (21, 6121332), (27, 4761036), (28, 4590999), (36, 3570777), (42, 3060666), (49, 2623428), (54, 2380518), (63, 2040444), (81, 1587012), (84, 1530333), (98, 1311714), (108, 1190259), (126, 1020222), (147, 874476), (162, 793506), (189, 680148), (196, 655857), (243, 529004), (252, 510111), (294, 437238), (324, 396753), (378, 340074), (441, 291492), (486, 264502), (567, 226716), (588, 218619), (756, 170037), (882, 145746), (972, 132251), (1134, 113358), (1323, 97164), (1701, 75572), (1764, 72873), (2268, 56679), (2646, 48582), (2699, 47628), (3402, 37786), (3969, 32388), (5292, 24291), (5398, 23814), (6804, 18893), (7938, 16194), (8097, 15876), (10796, 11907)]