18287070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1609

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 30235170

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1559, 1955, 2346, 3118, 3910, 4677, 5865, 7795, 9354, 11730, 15590, 23385, 26503, 35857, 46770, 53006, 71714, 79509, 107571, 132515, 159018, 179285, 215142, 265030, 358570, 397545, 537855, 609569, 795090, 1075710, 1219138, 1828707, 3047845, 3657414, 6095690, 9143535, 18287070]

約数ペア:

[(1, 18287070), (2, 9143535), (3, 6095690), (5, 3657414), (6, 3047845), (10, 1828707), (15, 1219138), (17, 1075710), (23, 795090), (30, 609569), (34, 537855), (46, 397545), (51, 358570), (69, 265030), (85, 215142), (102, 179285), (115, 159018), (138, 132515), (170, 107571), (230, 79509), (255, 71714), (345, 53006), (391, 46770), (510, 35857), (690, 26503), (782, 23385), (1173, 15590), (1559, 11730), (1955, 9354), (2346, 7795), (3118, 5865), (3910, 4677)]