545340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 1562400

約数和(自身を除く): 1017060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 149, 183, 244, 298, 305, 366, 447, 596, 610, 732, 745, 894, 915, 1220, 1490, 1788, 1830, 2235, 2980, 3660, 4470, 8940, 9089, 18178, 27267, 36356, 45445, 54534, 90890, 109068, 136335, 181780, 272670, 545340]

約数ペア:

[(1, 545340), (2, 272670), (3, 181780), (4, 136335), (5, 109068), (6, 90890), (10, 54534), (12, 45445), (15, 36356), (20, 27267), (30, 18178), (60, 9089), (61, 8940), (122, 4470), (149, 3660), (183, 2980), (244, 2235), (298, 1830), (305, 1788), (366, 1490), (447, 1220), (596, 915), (610, 894), (732, 745)]