72128595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 145069056

約数和(自身を除く): 72940461

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 197, 231, 317, 385, 591, 951, 985, 1155, 1379, 1585, 2167, 2219, 2955, 3487, 4137, 4755, 6501, 6657, 6895, 10461, 10835, 11095, 15169, 17435, 20685, 24409, 32505, 33285, 45507, 52305, 62449, 73227, 75845, 122045, 187347, 227535, 312245, 366135, 437143, 686939, 936735, 1311429, 2060817, 2185715, 3434695, 4808573, 6557145, 10304085, 14425719, 24042865, 72128595]

約数ペア:

[(1, 72128595), (3, 24042865), (5, 14425719), (7, 10304085), (11, 6557145), (15, 4808573), (21, 3434695), (33, 2185715), (35, 2060817), (55, 1311429), (77, 936735), (105, 686939), (165, 437143), (197, 366135), (231, 312245), (317, 227535), (385, 187347), (591, 122045), (951, 75845), (985, 73227), (1155, 62449), (1379, 52305), (1585, 45507), (2167, 33285), (2219, 32505), (2955, 24409), (3487, 20685), (4137, 17435), (4755, 15169), (6501, 11095), (6657, 10835), (6895, 10461)]