1263990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 3741696

約数和(自身を除く): 2477706

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 463, 546, 910, 926, 1365, 1389, 2315, 2730, 2778, 3241, 4630, 6019, 6482, 6945, 9723, 12038, 13890, 16205, 18057, 19446, 30095, 32410, 36114, 42133, 48615, 60190, 84266, 90285, 97230, 126399, 180570, 210665, 252798, 421330, 631995, 1263990]

約数ペア:

[(1, 1263990), (2, 631995), (3, 421330), (5, 252798), (6, 210665), (7, 180570), (10, 126399), (13, 97230), (14, 90285), (15, 84266), (21, 60190), (26, 48615), (30, 42133), (35, 36114), (39, 32410), (42, 30095), (65, 19446), (70, 18057), (78, 16205), (91, 13890), (105, 12038), (130, 9723), (182, 6945), (195, 6482), (210, 6019), (273, 4630), (390, 3241), (455, 2778), (463, 2730), (546, 2315), (910, 1389), (926, 1365)]