164424120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{195743}}^1$

素因数の和:195764

約数の個数: 64

約数和(自身を含む): 563742720

約数和(自身を除く): 399318600

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, 195743, 391486, 587229, 782972, 978715, 1174458, 1370201, 1565944, 1957430, 2348916, 2740402, 2936145, 3914860, 4110603, 4697832, 5480804, 5872290, 6851005, 7829720, 8221206, 10961608, 11744580, 13702010, 16442412, 20553015, 23489160, 27404020, 32884824, 41106030, 54808040, 82212060, 164424120]

約数ペア:

[(1, 164424120), (2, 82212060), (3, 54808040), (4, 41106030), (5, 32884824), (6, 27404020), (7, 23489160), (8, 20553015), (10, 16442412), (12, 13702010), (14, 11744580), (15, 10961608), (20, 8221206), (21, 7829720), (24, 6851005), (28, 5872290), (30, 5480804), (35, 4697832), (40, 4110603), (42, 3914860), (56, 2936145), (60, 2740402), (70, 2348916), (84, 1957430), (105, 1565944), (120, 1370201), (140, 1174458), (168, 978715), (210, 782972), (280, 587229), (420, 391486), (840, 195743)]