272865215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 419364864

約数和(自身を除く): 146499649

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 127, 157, 161, 391, 595, 635, 785, 805, 889, 1099, 1955, 2159, 2669, 2737, 2921, 3611, 4445, 5495, 10795, 13345, 13685, 14605, 15113, 18055, 18683, 19939, 20447, 25277, 49657, 61387, 75565, 93415, 99695, 102235, 126385, 139573, 248285, 306935, 338963, 347599, 429709, 458597, 697865, 1694815, 1737995, 2148545, 2292985, 2372741, 3210179, 7796149, 11863705, 16050895, 38980745, 54573043, 272865215]

約数ペア:

[(1, 272865215), (5, 54573043), (7, 38980745), (17, 16050895), (23, 11863705), (35, 7796149), (85, 3210179), (115, 2372741), (119, 2292985), (127, 2148545), (157, 1737995), (161, 1694815), (391, 697865), (595, 458597), (635, 429709), (785, 347599), (805, 338963), (889, 306935), (1099, 248285), (1955, 139573), (2159, 126385), (2669, 102235), (2737, 99695), (2921, 93415), (3611, 75565), (4445, 61387), (5495, 49657), (10795, 25277), (13345, 20447), (13685, 19939), (14605, 18683), (15113, 18055)]