720509916

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{193}}^1\times {\mathrm{907}}^1$

素因数の和:1128

約数の個数: 96

約数和(自身を含む): 1972902400

約数和(自身を除く): 1252392484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 193, 196, 294, 343, 386, 579, 588, 686, 772, 907, 1029, 1158, 1351, 1372, 1814, 2058, 2316, 2702, 2721, 3628, 4053, 4116, 5404, 5442, 6349, 8106, 9457, 10884, 12698, 16212, 18914, 19047, 25396, 28371, 37828, 38094, 44443, 56742, 66199, 76188, 88886, 113484, 132398, 133329, 175051, 177772, 198597, 264796, 266658, 311101, 350102, 397194, 525153, 533316, 622202, 700204, 794388, 933303, 1050306, 1225357, 1244404, 1866606, 2100612, 2450714, 3676071, 3733212, 4901428, 7352142, 8577499, 14704284, 17154998, 25732497, 34309996, 51464994, 60042493, 102929988, 120084986, 180127479, 240169972, 360254958, 720509916]

約数ペア:

[(1, 720509916), (2, 360254958), (3, 240169972), (4, 180127479), (6, 120084986), (7, 102929988), (12, 60042493), (14, 51464994), (21, 34309996), (28, 25732497), (42, 17154998), (49, 14704284), (84, 8577499), (98, 7352142), (147, 4901428), (193, 3733212), (196, 3676071), (294, 2450714), (343, 2100612), (386, 1866606), (579, 1244404), (588, 1225357), (686, 1050306), (772, 933303), (907, 794388), (1029, 700204), (1158, 622202), (1351, 533316), (1372, 525153), (1814, 397194), (2058, 350102), (2316, 311101), (2702, 266658), (2721, 264796), (3628, 198597), (4053, 177772), (4116, 175051), (5404, 133329), (5442, 132398), (6349, 113484), (8106, 88886), (9457, 76188), (10884, 66199), (12698, 56742), (16212, 44443), (18914, 38094), (19047, 37828), (25396, 28371)]