16185720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 52992000

約数和(自身を除く): 36806280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 229, 248, 285, 310, 372, 380, 456, 458, 465, 570, 589, 620, 687, 744, 760, 916, 930, 1140, 1145, 1178, 1240, 1374, 1767, 1832, 1860, 2280, 2290, 2356, 2748, 2945, 3435, 3534, 3720, 4351, 4580, 4712, 5496, 5890, 6870, 7068, 7099, 8702, 8835, 9160, 11780, 13053, 13740, 14136, 14198, 17404, 17670, 21297, 21755, 23560, 26106, 27480, 28396, 34808, 35340, 35495, 42594, 43510, 52212, 56792, 65265, 70680, 70990, 85188, 87020, 104424, 106485, 130530, 134881, 141980, 170376, 174040, 212970, 261060, 269762, 283960, 404643, 425940, 522120, 539524, 674405, 809286, 851880, 1079048, 1348810, 1618572, 2023215, 2697620, 3237144, 4046430, 5395240, 8092860, 16185720]

約数ペア:

[(1, 16185720), (2, 8092860), (3, 5395240), (4, 4046430), (5, 3237144), (6, 2697620), (8, 2023215), (10, 1618572), (12, 1348810), (15, 1079048), (19, 851880), (20, 809286), (24, 674405), (30, 539524), (31, 522120), (38, 425940), (40, 404643), (57, 283960), (60, 269762), (62, 261060), (76, 212970), (93, 174040), (95, 170376), (114, 141980), (120, 134881), (124, 130530), (152, 106485), (155, 104424), (186, 87020), (190, 85188), (228, 70990), (229, 70680), (248, 65265), (285, 56792), (310, 52212), (372, 43510), (380, 42594), (456, 35495), (458, 35340), (465, 34808), (570, 28396), (589, 27480), (620, 26106), (687, 23560), (744, 21755), (760, 21297), (916, 17670), (930, 17404), (1140, 14198), (1145, 14136), (1178, 13740), (1240, 13053), (1374, 11780), (1767, 9160), (1832, 8835), (1860, 8702), (2280, 7099), (2290, 7068), (2356, 6870), (2748, 5890), (2945, 5496), (3435, 4712), (3534, 4580), (3720, 4351)]