407399076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:674

約数の個数: 144

約数和(自身を含む): 1231251840

約数和(自身を除く): 823852764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 107, 116, 126, 174, 203, 214, 252, 261, 321, 348, 406, 428, 521, 522, 609, 642, 749, 812, 963, 1042, 1044, 1218, 1284, 1498, 1563, 1827, 1926, 2084, 2247, 2436, 2996, 3103, 3126, 3647, 3654, 3852, 4494, 4689, 6206, 6252, 6741, 7294, 7308, 8988, 9309, 9378, 10941, 12412, 13482, 14588, 15109, 18618, 18756, 21721, 21882, 26964, 27927, 30218, 32823, 37236, 43442, 43764, 45327, 55747, 55854, 60436, 65163, 65646, 86884, 90654, 105763, 111494, 111708, 130326, 131292, 135981, 167241, 181308, 195489, 211526, 222988, 260652, 271962, 317289, 334482, 390229, 390978, 423052, 501723, 543924, 634578, 668964, 780458, 781956, 951867, 1003446, 1170687, 1269156, 1560916, 1616663, 1903734, 2006892, 2341374, 3233326, 3512061, 3807468, 4682748, 4849989, 6466652, 7024122, 9699978, 11316641, 14048244, 14549967, 19399956, 22633282, 29099934, 33949923, 45266564, 58199868, 67899846, 101849769, 135799692, 203699538, 407399076]

約数ペア:

[(1, 407399076), (2, 203699538), (3, 135799692), (4, 101849769), (6, 67899846), (7, 58199868), (9, 45266564), (12, 33949923), (14, 29099934), (18, 22633282), (21, 19399956), (28, 14549967), (29, 14048244), (36, 11316641), (42, 9699978), (58, 7024122), (63, 6466652), (84, 4849989), (87, 4682748), (107, 3807468), (116, 3512061), (126, 3233326), (174, 2341374), (203, 2006892), (214, 1903734), (252, 1616663), (261, 1560916), (321, 1269156), (348, 1170687), (406, 1003446), (428, 951867), (521, 781956), (522, 780458), (609, 668964), (642, 634578), (749, 543924), (812, 501723), (963, 423052), (1042, 390978), (1044, 390229), (1218, 334482), (1284, 317289), (1498, 271962), (1563, 260652), (1827, 222988), (1926, 211526), (2084, 195489), (2247, 181308), (2436, 167241), (2996, 135981), (3103, 131292), (3126, 130326), (3647, 111708), (3654, 111494), (3852, 105763), (4494, 90654), (4689, 86884), (6206, 65646), (6252, 65163), (6741, 60436), (7294, 55854), (7308, 55747), (8988, 45327), (9309, 43764), (9378, 43442), (10941, 37236), (12412, 32823), (13482, 30218), (14588, 27927), (15109, 26964), (18618, 21882), (18756, 21721)]