72657615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 129600000

約数和(自身を除く): 56942385

約数列:

[1, 3, 5, 15, 19, 29, 57, 59, 87, 95, 145, 149, 177, 285, 295, 435, 447, 551, 745, 885, 1121, 1653, 1711, 2235, 2755, 2831, 3363, 4321, 5133, 5605, 8265, 8493, 8555, 8791, 12963, 14155, 16815, 21605, 25665, 26373, 32509, 42465, 43955, 64815, 82099, 97527, 131865, 162545, 167029, 246297, 254939, 410495, 487635, 501087, 764817, 835145, 1231485, 1274695, 2505435, 3824085, 4843841, 14531523, 24219205, 72657615]

約数ペア:

[(1, 72657615), (3, 24219205), (5, 14531523), (15, 4843841), (19, 3824085), (29, 2505435), (57, 1274695), (59, 1231485), (87, 835145), (95, 764817), (145, 501087), (149, 487635), (177, 410495), (285, 254939), (295, 246297), (435, 167029), (447, 162545), (551, 131865), (745, 97527), (885, 82099), (1121, 64815), (1653, 43955), (1711, 42465), (2235, 32509), (2755, 26373), (2831, 25665), (3363, 21605), (4321, 16815), (5133, 14155), (5605, 12963), (8265, 8791), (8493, 8555)]