16440480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{233}}^1$

素因数の和:268

約数の個数: 216

約数和(自身を含む): 65542932

約数和(自身を除く): 49102452

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 233, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 466, 480, 490, 504, 560, 588, 630, 672, 699, 720, 735, 784, 840, 882, 932, 980, 1008, 1120, 1165, 1176, 1260, 1398, 1440, 1470, 1568, 1631, 1680, 1764, 1864, 1960, 2016, 2097, 2205, 2330, 2352, 2520, 2796, 2940, 3262, 3360, 3495, 3528, 3728, 3920, 4194, 4410, 4660, 4704, 4893, 5040, 5592, 5880, 6524, 6990, 7056, 7456, 7840, 8155, 8388, 8820, 9320, 9786, 10080, 10485, 11184, 11417, 11760, 13048, 13980, 14112, 14679, 16310, 16776, 17640, 18640, 19572, 20970, 22368, 22834, 23520, 24465, 26096, 27960, 29358, 32620, 33552, 34251, 35280, 37280, 39144, 41940, 45668, 48930, 52192, 55920, 57085, 58716, 65240, 67104, 68502, 70560, 73395, 78288, 83880, 91336, 97860, 102753, 111840, 114170, 117432, 130480, 137004, 146790, 156576, 167760, 171255, 182672, 195720, 205506, 228340, 234864, 260960, 274008, 293580, 335520, 342510, 365344, 391440, 411012, 456680, 469728, 513765, 548016, 587160, 685020, 782880, 822024, 913360, 1027530, 1096032, 1174320, 1370040, 1644048, 1826720, 2055060, 2348640, 2740080, 3288096, 4110120, 5480160, 8220240, 16440480]

約数ペア:

[(1, 16440480), (2, 8220240), (3, 5480160), (4, 4110120), (5, 3288096), (6, 2740080), (7, 2348640), (8, 2055060), (9, 1826720), (10, 1644048), (12, 1370040), (14, 1174320), (15, 1096032), (16, 1027530), (18, 913360), (20, 822024), (21, 782880), (24, 685020), (28, 587160), (30, 548016), (32, 513765), (35, 469728), (36, 456680), (40, 411012), (42, 391440), (45, 365344), (48, 342510), (49, 335520), (56, 293580), (60, 274008), (63, 260960), (70, 234864), (72, 228340), (80, 205506), (84, 195720), (90, 182672), (96, 171255), (98, 167760), (105, 156576), (112, 146790), (120, 137004), (126, 130480), (140, 117432), (144, 114170), (147, 111840), (160, 102753), (168, 97860), (180, 91336), (196, 83880), (210, 78288), (224, 73395), (233, 70560), (240, 68502), (245, 67104), (252, 65240), (280, 58716), (288, 57085), (294, 55920), (315, 52192), (336, 48930), (360, 45668), (392, 41940), (420, 39144), (441, 37280), (466, 35280), (480, 34251), (490, 33552), (504, 32620), (560, 29358), (588, 27960), (630, 26096), (672, 24465), (699, 23520), (720, 22834), (735, 22368), (784, 20970), (840, 19572), (882, 18640), (932, 17640), (980, 16776), (1008, 16310), (1120, 14679), (1165, 14112), (1176, 13980), (1260, 13048), (1398, 11760), (1440, 11417), (1470, 11184), (1568, 10485), (1631, 10080), (1680, 9786), (1764, 9320), (1864, 8820), (1960, 8388), (2016, 8155), (2097, 7840), (2205, 7456), (2330, 7056), (2352, 6990), (2520, 6524), (2796, 5880), (2940, 5592), (3262, 5040), (3360, 4893), (3495, 4704), (3528, 4660), (3728, 4410), (3920, 4194)]