72451216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 60

約数和(自身を含む): 150228480

約数和(自身を除く): 77777264

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 79, 86, 124, 158, 172, 248, 316, 344, 496, 632, 688, 1264, 1333, 1849, 2449, 2666, 3397, 3698, 4898, 5332, 6794, 7396, 9796, 10664, 13588, 14792, 19592, 21328, 27176, 29584, 39184, 54352, 57319, 105307, 114638, 146071, 210614, 229276, 292142, 421228, 458552, 584284, 842456, 917104, 1168568, 1684912, 2337136, 4528201, 9056402, 18112804, 36225608, 72451216]

約数ペア:

[(1, 72451216), (2, 36225608), (4, 18112804), (8, 9056402), (16, 4528201), (31, 2337136), (43, 1684912), (62, 1168568), (79, 917104), (86, 842456), (124, 584284), (158, 458552), (172, 421228), (248, 292142), (316, 229276), (344, 210614), (496, 146071), (632, 114638), (688, 105307), (1264, 57319), (1333, 54352), (1849, 39184), (2449, 29584), (2666, 27176), (3397, 21328), (3698, 19592), (4898, 14792), (5332, 13588), (6794, 10664), (7396, 9796)]