72489465

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 138240000

約数和(自身を除く): 65750535

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 59, 95, 135, 171, 177, 285, 295, 479, 513, 531, 855, 885, 1121, 1437, 1593, 2395, 2565, 2655, 3363, 4311, 5605, 7185, 7965, 9101, 10089, 12933, 16815, 21555, 27303, 28261, 30267, 45505, 50445, 64665, 81909, 84783, 136515, 141305, 151335, 245727, 254349, 409545, 423915, 536959, 763047, 1228635, 1271745, 1610877, 2684795, 3815235, 4832631, 8054385, 14497893, 24163155, 72489465]

約数ペア:

[(1, 72489465), (3, 24163155), (5, 14497893), (9, 8054385), (15, 4832631), (19, 3815235), (27, 2684795), (45, 1610877), (57, 1271745), (59, 1228635), (95, 763047), (135, 536959), (171, 423915), (177, 409545), (285, 254349), (295, 245727), (479, 151335), (513, 141305), (531, 136515), (855, 84783), (885, 81909), (1121, 64665), (1437, 50445), (1593, 45505), (2395, 30267), (2565, 28261), (2655, 27303), (3363, 21555), (4311, 16815), (5605, 12933), (7185, 10089), (7965, 9101)]