30231110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 37506490

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 139, 182, 239, 278, 455, 478, 695, 910, 973, 1195, 1390, 1673, 1807, 1946, 2390, 3107, 3346, 3614, 4865, 6214, 8365, 9035, 9730, 12649, 15535, 16730, 18070, 21749, 25298, 31070, 33221, 43498, 63245, 66442, 108745, 126490, 166105, 217490, 232547, 332210, 431873, 465094, 863746, 1162735, 2159365, 2325470, 3023111, 4318730, 6046222, 15115555, 30231110]

約数ペア:

[(1, 30231110), (2, 15115555), (5, 6046222), (7, 4318730), (10, 3023111), (13, 2325470), (14, 2159365), (26, 1162735), (35, 863746), (65, 465094), (70, 431873), (91, 332210), (130, 232547), (139, 217490), (182, 166105), (239, 126490), (278, 108745), (455, 66442), (478, 63245), (695, 43498), (910, 33221), (973, 31070), (1195, 25298), (1390, 21749), (1673, 18070), (1807, 16730), (1946, 15535), (2390, 12649), (3107, 9730), (3346, 9035), (3614, 8365), (4865, 6214)]