18888909750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{109}}^1\times {\mathrm{25673}}^1$

素因数の和:25808

約数の個数: 128

約数和(自身を含む): 52867900800

約数和(自身を除く): 33978991050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 109, 125, 135, 150, 218, 225, 250, 270, 327, 375, 450, 545, 654, 675, 750, 981, 1090, 1125, 1350, 1635, 1962, 2250, 2725, 2943, 3270, 3375, 4905, 5450, 5886, 6750, 8175, 9810, 13625, 14715, 16350, 24525, 25673, 27250, 29430, 40875, 49050, 51346, 73575, 77019, 81750, 122625, 128365, 147150, 154038, 231057, 245250, 256730, 367875, 385095, 462114, 641825, 693171, 735750, 770190, 1155285, 1283650, 1386342, 1925475, 2310570, 2798357, 3209125, 3465855, 3850950, 5596714, 5776425, 6418250, 6931710, 8395071, 9627375, 11552850, 13991785, 16790142, 17329275, 19254750, 25185213, 27983570, 28882125, 34658550, 41975355, 50370426, 57764250, 69958925, 75555639, 83950710, 86646375, 125926065, 139917850, 151111278, 173292750, 209876775, 251852130, 349794625, 377778195, 419753550, 629630325, 699589250, 755556390, 1049383875, 1259260650, 1888890975, 2098767750, 3148151625, 3777781950, 6296303250, 9444454875, 18888909750]

約数ペア:

[(1, 18888909750), (2, 9444454875), (3, 6296303250), (5, 3777781950), (6, 3148151625), (9, 2098767750), (10, 1888890975), (15, 1259260650), (18, 1049383875), (25, 755556390), (27, 699589250), (30, 629630325), (45, 419753550), (50, 377778195), (54, 349794625), (75, 251852130), (90, 209876775), (109, 173292750), (125, 151111278), (135, 139917850), (150, 125926065), (218, 86646375), (225, 83950710), (250, 75555639), (270, 69958925), (327, 57764250), (375, 50370426), (450, 41975355), (545, 34658550), (654, 28882125), (675, 27983570), (750, 25185213), (981, 19254750), (1090, 17329275), (1125, 16790142), (1350, 13991785), (1635, 11552850), (1962, 9627375), (2250, 8395071), (2725, 6931710), (2943, 6418250), (3270, 5776425), (3375, 5596714), (4905, 3850950), (5450, 3465855), (5886, 3209125), (6750, 2798357), (8175, 2310570), (9810, 1925475), (13625, 1386342), (14715, 1283650), (16350, 1155285), (24525, 770190), (25673, 735750), (27250, 693171), (29430, 641825), (40875, 462114), (49050, 385095), (51346, 367875), (73575, 256730), (77019, 245250), (81750, 231057), (122625, 154038), (128365, 147150)]