40316220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{653}}^1$

素因数の和:689

約数の個数: 144

約数和(自身を含む): 142833600

約数和(自身を除く): 102517380

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, 653, 686, 735, 882, 980, 1029, 1260, 1306, 1372, 1470, 1715, 1764, 1959, 2058, 2205, 2612, 2940, 3087, 3265, 3430, 3918, 4116, 4410, 4571, 5145, 5877, 6174, 6530, 6860, 7836, 8820, 9142, 9795, 10290, 11754, 12348, 13060, 13713, 15435, 18284, 19590, 20580, 22855, 23508, 27426, 29385, 30870, 31997, 39180, 41139, 45710, 54852, 58770, 61740, 63994, 68565, 82278, 91420, 95991, 117540, 127988, 137130, 159985, 164556, 191982, 205695, 223979, 274260, 287973, 319970, 383964, 411390, 447958, 479955, 575946, 639940, 671937, 822780, 895916, 959910, 1119895, 1151892, 1343874, 1439865, 1919820, 2015811, 2239790, 2687748, 2879730, 3359685, 4031622, 4479580, 5759460, 6719370, 8063244, 10079055, 13438740, 20158110, 40316220]

約数ペア:

[(1, 40316220), (2, 20158110), (3, 13438740), (4, 10079055), (5, 8063244), (6, 6719370), (7, 5759460), (9, 4479580), (10, 4031622), (12, 3359685), (14, 2879730), (15, 2687748), (18, 2239790), (20, 2015811), (21, 1919820), (28, 1439865), (30, 1343874), (35, 1151892), (36, 1119895), (42, 959910), (45, 895916), (49, 822780), (60, 671937), (63, 639940), (70, 575946), (84, 479955), (90, 447958), (98, 411390), (105, 383964), (126, 319970), (140, 287973), (147, 274260), (180, 223979), (196, 205695), (210, 191982), (245, 164556), (252, 159985), (294, 137130), (315, 127988), (343, 117540), (420, 95991), (441, 91420), (490, 82278), (588, 68565), (630, 63994), (653, 61740), (686, 58770), (735, 54852), (882, 45710), (980, 41139), (1029, 39180), (1260, 31997), (1306, 30870), (1372, 29385), (1470, 27426), (1715, 23508), (1764, 22855), (1959, 20580), (2058, 19590), (2205, 18284), (2612, 15435), (2940, 13713), (3087, 13060), (3265, 12348), (3430, 11754), (3918, 10290), (4116, 9795), (4410, 9142), (4571, 8820), (5145, 7836), (5877, 6860), (6174, 6530)]