481955180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{11437}}^1$

素因数の和:11503

約数の個数: 72

約数和(自身を含む): 1204833168

約数和(自身を除く): 722877988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 11437, 21070, 22874, 42140, 45748, 57185, 80059, 114370, 160118, 228740, 320236, 400295, 491791, 560413, 800590, 983582, 1120826, 1601180, 1967164, 2241652, 2458955, 2802065, 3442537, 4917910, 5604130, 6885074, 9835820, 11208260, 13770148, 17212685, 24097759, 34425370, 48195518, 68850740, 96391036, 120488795, 240977590, 481955180]

約数ペア:

[(1, 481955180), (2, 240977590), (4, 120488795), (5, 96391036), (7, 68850740), (10, 48195518), (14, 34425370), (20, 24097759), (28, 17212685), (35, 13770148), (43, 11208260), (49, 9835820), (70, 6885074), (86, 5604130), (98, 4917910), (140, 3442537), (172, 2802065), (196, 2458955), (215, 2241652), (245, 1967164), (301, 1601180), (430, 1120826), (490, 983582), (602, 800590), (860, 560413), (980, 491791), (1204, 400295), (1505, 320236), (2107, 228740), (3010, 160118), (4214, 114370), (6020, 80059), (8428, 57185), (10535, 45748), (11437, 42140), (21070, 22874)]