1371990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 3628800

約数和(自身を除く): 2256810

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 83, 87, 95, 114, 145, 166, 174, 190, 249, 285, 290, 415, 435, 498, 551, 570, 830, 870, 1102, 1245, 1577, 1653, 2407, 2490, 2755, 3154, 3306, 4731, 4814, 5510, 7221, 7885, 8265, 9462, 12035, 14442, 15770, 16530, 23655, 24070, 36105, 45733, 47310, 72210, 91466, 137199, 228665, 274398, 457330, 685995, 1371990]

約数ペア:

[(1, 1371990), (2, 685995), (3, 457330), (5, 274398), (6, 228665), (10, 137199), (15, 91466), (19, 72210), (29, 47310), (30, 45733), (38, 36105), (57, 24070), (58, 23655), (83, 16530), (87, 15770), (95, 14442), (114, 12035), (145, 9462), (166, 8265), (174, 7885), (190, 7221), (249, 5510), (285, 4814), (290, 4731), (415, 3306), (435, 3154), (498, 2755), (551, 2490), (570, 2407), (830, 1653), (870, 1577), (1102, 1245)]