406805880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{260773}}^1$

素因数の和:260800

約数の個数: 64

約数和(自身を含む): 1314300960

約数和(自身を除く): 907495080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 260773, 521546, 782319, 1043092, 1303865, 1564638, 2086184, 2607730, 3129276, 3390049, 3911595, 5215460, 6258552, 6780098, 7823190, 10170147, 10430920, 13560196, 15646380, 16950245, 20340294, 27120392, 31292760, 33900490, 40680588, 50850735, 67800980, 81361176, 101701470, 135601960, 203402940, 406805880]

約数ペア:

[(1, 406805880), (2, 203402940), (3, 135601960), (4, 101701470), (5, 81361176), (6, 67800980), (8, 50850735), (10, 40680588), (12, 33900490), (13, 31292760), (15, 27120392), (20, 20340294), (24, 16950245), (26, 15646380), (30, 13560196), (39, 10430920), (40, 10170147), (52, 7823190), (60, 6780098), (65, 6258552), (78, 5215460), (104, 3911595), (120, 3390049), (130, 3129276), (156, 2607730), (195, 2086184), (260, 1564638), (312, 1303865), (390, 1043092), (520, 782319), (780, 521546), (1560, 260773)]