240162720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{10211}}^1$

素因数の和:10243

約数の個数: 144

約数和(自身を含む): 880111008

約数和(自身を除く): 639948288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 10211, 11760, 20422, 23520, 30633, 40844, 51055, 61266, 71477, 81688, 102110, 122532, 142954, 153165, 163376, 204220, 214431, 245064, 285908, 306330, 326752, 357385, 408440, 428862, 490128, 500339, 571816, 612660, 714770, 816880, 857724, 980256, 1000678, 1072155, 1143632, 1225320, 1429540, 1501017, 1633760, 1715448, 2001356, 2144310, 2287264, 2450640, 2501695, 2859080, 3002034, 3430896, 4002712, 4288620, 4901280, 5003390, 5718160, 6004068, 6861792, 7505085, 8005424, 8577240, 10006780, 11436320, 12008136, 15010170, 16010848, 17154480, 20013560, 24016272, 30020340, 34308960, 40027120, 48032544, 60040680, 80054240, 120081360, 240162720]

約数ペア:

[(1, 240162720), (2, 120081360), (3, 80054240), (4, 60040680), (5, 48032544), (6, 40027120), (7, 34308960), (8, 30020340), (10, 24016272), (12, 20013560), (14, 17154480), (15, 16010848), (16, 15010170), (20, 12008136), (21, 11436320), (24, 10006780), (28, 8577240), (30, 8005424), (32, 7505085), (35, 6861792), (40, 6004068), (42, 5718160), (48, 5003390), (49, 4901280), (56, 4288620), (60, 4002712), (70, 3430896), (80, 3002034), (84, 2859080), (96, 2501695), (98, 2450640), (105, 2287264), (112, 2144310), (120, 2001356), (140, 1715448), (147, 1633760), (160, 1501017), (168, 1429540), (196, 1225320), (210, 1143632), (224, 1072155), (240, 1000678), (245, 980256), (280, 857724), (294, 816880), (336, 714770), (392, 612660), (420, 571816), (480, 500339), (490, 490128), (560, 428862), (588, 408440), (672, 357385), (735, 326752), (784, 306330), (840, 285908), (980, 245064), (1120, 214431), (1176, 204220), (1470, 163376), (1568, 153165), (1680, 142954), (1960, 122532), (2352, 102110), (2940, 81688), (3360, 71477), (3920, 61266), (4704, 51055), (5880, 40844), (7840, 30633), (10211, 23520), (11760, 20422)]