321574736

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:772

約数の個数: 80

約数和(自身を含む): 742035840

約数和(自身を除く): 420461104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 181, 203, 232, 362, 406, 464, 547, 724, 812, 1094, 1267, 1448, 1624, 2188, 2534, 2896, 3248, 3829, 4376, 5068, 5249, 7658, 8752, 10136, 10498, 15316, 15863, 20272, 20996, 30632, 31726, 36743, 41992, 61264, 63452, 73486, 83984, 99007, 111041, 126904, 146972, 198014, 222082, 253808, 293944, 396028, 444164, 587888, 693049, 792056, 888328, 1386098, 1584112, 1776656, 2772196, 2871203, 5544392, 5742406, 11088784, 11484812, 20098421, 22969624, 40196842, 45939248, 80393684, 160787368, 321574736]

約数ペア:

[(1, 321574736), (2, 160787368), (4, 80393684), (7, 45939248), (8, 40196842), (14, 22969624), (16, 20098421), (28, 11484812), (29, 11088784), (56, 5742406), (58, 5544392), (112, 2871203), (116, 2772196), (181, 1776656), (203, 1584112), (232, 1386098), (362, 888328), (406, 792056), (464, 693049), (547, 587888), (724, 444164), (812, 396028), (1094, 293944), (1267, 253808), (1448, 222082), (1624, 198014), (2188, 146972), (2534, 126904), (2896, 111041), (3248, 99007), (3829, 83984), (4376, 73486), (5068, 63452), (5249, 61264), (7658, 41992), (8752, 36743), (10136, 31726), (10498, 30632), (15316, 20996), (15863, 20272)]