646225020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7433}}^1$

素因数の和:7481

約数の個数: 192

約数和(自身を含む): 2397911040

約数和(自身を除く): 1751686020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 207, 210, 230, 252, 270, 276, 315, 322, 345, 378, 414, 420, 460, 483, 540, 621, 630, 644, 690, 756, 805, 828, 945, 966, 1035, 1242, 1260, 1380, 1449, 1610, 1890, 1932, 2070, 2415, 2484, 2898, 3105, 3220, 3780, 4140, 4347, 4830, 5796, 6210, 7245, 7433, 8694, 9660, 12420, 14490, 14866, 17388, 21735, 22299, 28980, 29732, 37165, 43470, 44598, 52031, 66897, 74330, 86940, 89196, 104062, 111495, 133794, 148660, 156093, 170959, 200691, 208124, 222990, 260155, 267588, 312186, 334485, 341918, 401382, 445980, 468279, 512877, 520310, 624372, 668970, 683836, 780465, 802764, 854795, 936558, 1003455, 1025754, 1040620, 1196713, 1337940, 1404837, 1538631, 1560930, 1709590, 1873116, 2006910, 2051508, 2341395, 2393426, 2564385, 2809674, 3077262, 3121860, 3419180, 3590139, 4013820, 4615893, 4682790, 4786852, 5128770, 5619348, 5983565, 6154524, 7024185, 7180278, 7693155, 9231786, 9365580, 10257540, 10770417, 11967130, 14048370, 14360556, 15386310, 17950695, 18463572, 21540834, 23079465, 23934260, 28096740, 30772620, 32311251, 35901390, 43081668, 46158930, 53852085, 64622502, 71802780, 92317860, 107704170, 129245004, 161556255, 215408340, 323112510, 646225020]

約数ペア:

[(1, 646225020), (2, 323112510), (3, 215408340), (4, 161556255), (5, 129245004), (6, 107704170), (7, 92317860), (9, 71802780), (10, 64622502), (12, 53852085), (14, 46158930), (15, 43081668), (18, 35901390), (20, 32311251), (21, 30772620), (23, 28096740), (27, 23934260), (28, 23079465), (30, 21540834), (35, 18463572), (36, 17950695), (42, 15386310), (45, 14360556), (46, 14048370), (54, 11967130), (60, 10770417), (63, 10257540), (69, 9365580), (70, 9231786), (84, 7693155), (90, 7180278), (92, 7024185), (105, 6154524), (108, 5983565), (115, 5619348), (126, 5128770), (135, 4786852), (138, 4682790), (140, 4615893), (161, 4013820), (180, 3590139), (189, 3419180), (207, 3121860), (210, 3077262), (230, 2809674), (252, 2564385), (270, 2393426), (276, 2341395), (315, 2051508), (322, 2006910), (345, 1873116), (378, 1709590), (414, 1560930), (420, 1538631), (460, 1404837), (483, 1337940), (540, 1196713), (621, 1040620), (630, 1025754), (644, 1003455), (690, 936558), (756, 854795), (805, 802764), (828, 780465), (945, 683836), (966, 668970), (1035, 624372), (1242, 520310), (1260, 512877), (1380, 468279), (1449, 445980), (1610, 401382), (1890, 341918), (1932, 334485), (2070, 312186), (2415, 267588), (2484, 260155), (2898, 222990), (3105, 208124), (3220, 200691), (3780, 170959), (4140, 156093), (4347, 148660), (4830, 133794), (5796, 111495), (6210, 104062), (7245, 89196), (7433, 86940), (8694, 74330), (9660, 66897), (12420, 52031), (14490, 44598), (14866, 43470), (17388, 37165), (21735, 29732), (22299, 28980)]