663678120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{790093}}^1$

素因数の和:790114

約数の個数: 64

約数和(自身を含む): 2275470720

約数和(自身を除く): 1611792600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 790093, 1580186, 2370279, 3160372, 3950465, 4740558, 5530651, 6320744, 7900930, 9481116, 11061302, 11851395, 15801860, 16591953, 18962232, 22122604, 23702790, 27653255, 31603720, 33183906, 44245208, 47405580, 55306510, 66367812, 82959765, 94811160, 110613020, 132735624, 165919530, 221226040, 331839060, 663678120]

約数ペア:

[(1, 663678120), (2, 331839060), (3, 221226040), (4, 165919530), (5, 132735624), (6, 110613020), (7, 94811160), (8, 82959765), (10, 66367812), (12, 55306510), (14, 47405580), (15, 44245208), (20, 33183906), (21, 31603720), (24, 27653255), (28, 23702790), (30, 22122604), (35, 18962232), (40, 16591953), (42, 15801860), (56, 11851395), (60, 11061302), (70, 9481116), (84, 7900930), (105, 6320744), (120, 5530651), (140, 4740558), (168, 3950465), (210, 3160372), (280, 2370279), (420, 1580186), (840, 790093)]