2449128840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{155797}}^1$

素因数の和:155942

約数の個数: 64

約数和(自身を含む): 7403520960

約数和(自身を除く): 4954392120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 155797, 311594, 467391, 623188, 778985, 934782, 1246376, 1557970, 1869564, 2336955, 3115940, 3739128, 4673910, 6231880, 9347820, 18695640, 20409407, 40818814, 61228221, 81637628, 102047035, 122456442, 163275256, 204094070, 244912884, 306141105, 408188140, 489825768, 612282210, 816376280, 1224564420, 2449128840]

約数ペア:

[(1, 2449128840), (2, 1224564420), (3, 816376280), (4, 612282210), (5, 489825768), (6, 408188140), (8, 306141105), (10, 244912884), (12, 204094070), (15, 163275256), (20, 122456442), (24, 102047035), (30, 81637628), (40, 61228221), (60, 40818814), (120, 20409407), (131, 18695640), (262, 9347820), (393, 6231880), (524, 4673910), (655, 3739128), (786, 3115940), (1048, 2336955), (1310, 1869564), (1572, 1557970), (1965, 1246376), (2620, 934782), (3144, 778985), (3930, 623188), (5240, 467391), (7860, 311594), (15720, 155797)]