72297540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{1171}}^1$

素因数の和:1207

約数の個数: 144

約数和(自身を含む): 255964800

約数和(自身を除く): 183667260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1171, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2342, 2940, 3087, 3430, 3513, 4116, 4410, 4684, 5145, 5855, 6174, 6860, 7026, 8197, 8820, 10290, 10539, 11710, 12348, 14052, 15435, 16394, 17565, 20580, 21078, 23420, 24591, 30870, 32788, 35130, 40985, 42156, 49182, 52695, 57379, 61740, 70260, 73773, 81970, 98364, 105390, 114758, 122955, 147546, 163940, 172137, 210780, 229516, 245910, 286895, 295092, 344274, 368865, 401653, 491820, 516411, 573790, 688548, 737730, 803306, 860685, 1032822, 1147580, 1204959, 1475460, 1606612, 1721370, 2008265, 2065644, 2409918, 2582055, 3442740, 3614877, 4016530, 4819836, 5164110, 6024795, 7229754, 8033060, 10328220, 12049590, 14459508, 18074385, 24099180, 36148770, 72297540]

約数ペア:

[(1, 72297540), (2, 36148770), (3, 24099180), (4, 18074385), (5, 14459508), (6, 12049590), (7, 10328220), (9, 8033060), (10, 7229754), (12, 6024795), (14, 5164110), (15, 4819836), (18, 4016530), (20, 3614877), (21, 3442740), (28, 2582055), (30, 2409918), (35, 2065644), (36, 2008265), (42, 1721370), (45, 1606612), (49, 1475460), (60, 1204959), (63, 1147580), (70, 1032822), (84, 860685), (90, 803306), (98, 737730), (105, 688548), (126, 573790), (140, 516411), (147, 491820), (180, 401653), (196, 368865), (210, 344274), (245, 295092), (252, 286895), (294, 245910), (315, 229516), (343, 210780), (420, 172137), (441, 163940), (490, 147546), (588, 122955), (630, 114758), (686, 105390), (735, 98364), (882, 81970), (980, 73773), (1029, 70260), (1171, 61740), (1260, 57379), (1372, 52695), (1470, 49182), (1715, 42156), (1764, 40985), (2058, 35130), (2205, 32788), (2342, 30870), (2940, 24591), (3087, 23420), (3430, 21078), (3513, 20580), (4116, 17565), (4410, 16394), (4684, 15435), (5145, 14052), (5855, 12348), (6174, 11710), (6860, 10539), (7026, 10290), (8197, 8820)]