18269475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 38568960

約数和(自身を除く): 20299485

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 25, 35, 51, 69, 75, 85, 89, 105, 115, 119, 161, 175, 255, 267, 345, 357, 391, 425, 445, 483, 525, 575, 595, 623, 805, 1173, 1275, 1335, 1513, 1725, 1785, 1869, 1955, 2047, 2225, 2415, 2737, 2975, 3115, 4025, 4539, 5865, 6141, 6675, 7565, 8211, 8925, 9345, 9775, 10235, 10591, 12075, 13685, 14329, 15575, 22695, 29325, 30705, 31773, 34799, 37825, 41055, 42987, 46725, 51175, 52955, 68425, 71645, 104397, 113475, 153525, 158865, 173995, 205275, 214935, 243593, 264775, 358225, 521985, 730779, 794325, 869975, 1074675, 1217965, 2609925, 3653895, 6089825, 18269475]

約数ペア:

[(1, 18269475), (3, 6089825), (5, 3653895), (7, 2609925), (15, 1217965), (17, 1074675), (21, 869975), (23, 794325), (25, 730779), (35, 521985), (51, 358225), (69, 264775), (75, 243593), (85, 214935), (89, 205275), (105, 173995), (115, 158865), (119, 153525), (161, 113475), (175, 104397), (255, 71645), (267, 68425), (345, 52955), (357, 51175), (391, 46725), (425, 42987), (445, 41055), (483, 37825), (525, 34799), (575, 31773), (595, 30705), (623, 29325), (805, 22695), (1173, 15575), (1275, 14329), (1335, 13685), (1513, 12075), (1725, 10591), (1785, 10235), (1869, 9775), (1955, 9345), (2047, 8925), (2225, 8211), (2415, 7565), (2737, 6675), (2975, 6141), (3115, 5865), (4025, 4539)]