30457908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{431}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 83655936

約数和(自身を除く): 53198028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 431, 453, 468, 604, 862, 906, 1293, 1359, 1724, 1812, 1963, 2586, 2718, 3879, 3926, 5172, 5436, 5603, 5889, 7758, 7852, 11206, 11778, 15516, 16809, 17667, 22412, 23556, 33618, 35334, 50427, 65081, 67236, 70668, 100854, 130162, 195243, 201708, 260324, 390486, 585729, 780972, 846053, 1171458, 1692106, 2342916, 2538159, 3384212, 5076318, 7614477, 10152636, 15228954, 30457908]

約数ペア:

[(1, 30457908), (2, 15228954), (3, 10152636), (4, 7614477), (6, 5076318), (9, 3384212), (12, 2538159), (13, 2342916), (18, 1692106), (26, 1171458), (36, 846053), (39, 780972), (52, 585729), (78, 390486), (117, 260324), (151, 201708), (156, 195243), (234, 130162), (302, 100854), (431, 70668), (453, 67236), (468, 65081), (604, 50427), (862, 35334), (906, 33618), (1293, 23556), (1359, 22412), (1724, 17667), (1812, 16809), (1963, 15516), (2586, 11778), (2718, 11206), (3879, 7852), (3926, 7758), (5172, 5889), (5436, 5603)]