18459450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 55710720

約数和(自身を除く): 37251270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 25, 30, 34, 38, 45, 50, 51, 57, 75, 85, 90, 95, 102, 114, 127, 150, 153, 170, 171, 190, 225, 254, 255, 285, 306, 323, 342, 381, 425, 450, 475, 510, 570, 635, 646, 762, 765, 850, 855, 950, 969, 1143, 1270, 1275, 1425, 1530, 1615, 1710, 1905, 1938, 2159, 2286, 2413, 2550, 2850, 2907, 3175, 3230, 3810, 3825, 4275, 4318, 4826, 4845, 5715, 5814, 6350, 6477, 7239, 7650, 8075, 8550, 9525, 9690, 10795, 11430, 12065, 12954, 14478, 14535, 16150, 19050, 19431, 21590, 21717, 24130, 24225, 28575, 29070, 32385, 36195, 38862, 41021, 43434, 48450, 53975, 57150, 60325, 64770, 72390, 72675, 82042, 97155, 107950, 108585, 120650, 123063, 145350, 161925, 180975, 194310, 205105, 217170, 246126, 323850, 361950, 369189, 410210, 485775, 542925, 615315, 738378, 971550, 1025525, 1085850, 1230630, 1845945, 2051050, 3076575, 3691890, 6153150, 9229725, 18459450]

約数ペア:

[(1, 18459450), (2, 9229725), (3, 6153150), (5, 3691890), (6, 3076575), (9, 2051050), (10, 1845945), (15, 1230630), (17, 1085850), (18, 1025525), (19, 971550), (25, 738378), (30, 615315), (34, 542925), (38, 485775), (45, 410210), (50, 369189), (51, 361950), (57, 323850), (75, 246126), (85, 217170), (90, 205105), (95, 194310), (102, 180975), (114, 161925), (127, 145350), (150, 123063), (153, 120650), (170, 108585), (171, 107950), (190, 97155), (225, 82042), (254, 72675), (255, 72390), (285, 64770), (306, 60325), (323, 57150), (342, 53975), (381, 48450), (425, 43434), (450, 41021), (475, 38862), (510, 36195), (570, 32385), (635, 29070), (646, 28575), (762, 24225), (765, 24130), (850, 21717), (855, 21590), (950, 19431), (969, 19050), (1143, 16150), (1270, 14535), (1275, 14478), (1425, 12954), (1530, 12065), (1615, 11430), (1710, 10795), (1905, 9690), (1938, 9525), (2159, 8550), (2286, 8075), (2413, 7650), (2550, 7239), (2850, 6477), (2907, 6350), (3175, 5814), (3230, 5715), (3810, 4845), (3825, 4826), (4275, 4318)]