18973800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 64995840

約数和(自身を除く): 46022040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 83, 90, 100, 120, 127, 150, 166, 180, 200, 225, 249, 254, 300, 332, 360, 381, 415, 450, 498, 508, 600, 635, 664, 747, 762, 830, 900, 996, 1016, 1143, 1245, 1270, 1494, 1524, 1660, 1800, 1905, 1992, 2075, 2286, 2490, 2540, 2988, 3048, 3175, 3320, 3735, 3810, 4150, 4572, 4980, 5080, 5715, 5976, 6225, 6350, 7470, 7620, 8300, 9144, 9525, 9960, 10541, 11430, 12450, 12700, 14940, 15240, 16600, 18675, 19050, 21082, 22860, 24900, 25400, 28575, 29880, 31623, 37350, 38100, 42164, 45720, 49800, 52705, 57150, 63246, 74700, 76200, 84328, 94869, 105410, 114300, 126492, 149400, 158115, 189738, 210820, 228600, 252984, 263525, 316230, 379476, 421640, 474345, 527050, 632460, 758952, 790575, 948690, 1054100, 1264920, 1581150, 1897380, 2108200, 2371725, 3162300, 3794760, 4743450, 6324600, 9486900, 18973800]

約数ペア:

[(1, 18973800), (2, 9486900), (3, 6324600), (4, 4743450), (5, 3794760), (6, 3162300), (8, 2371725), (9, 2108200), (10, 1897380), (12, 1581150), (15, 1264920), (18, 1054100), (20, 948690), (24, 790575), (25, 758952), (30, 632460), (36, 527050), (40, 474345), (45, 421640), (50, 379476), (60, 316230), (72, 263525), (75, 252984), (83, 228600), (90, 210820), (100, 189738), (120, 158115), (127, 149400), (150, 126492), (166, 114300), (180, 105410), (200, 94869), (225, 84328), (249, 76200), (254, 74700), (300, 63246), (332, 57150), (360, 52705), (381, 49800), (415, 45720), (450, 42164), (498, 38100), (508, 37350), (600, 31623), (635, 29880), (664, 28575), (747, 25400), (762, 24900), (830, 22860), (900, 21082), (996, 19050), (1016, 18675), (1143, 16600), (1245, 15240), (1270, 14940), (1494, 12700), (1524, 12450), (1660, 11430), (1800, 10541), (1905, 9960), (1992, 9525), (2075, 9144), (2286, 8300), (2490, 7620), (2540, 7470), (2988, 6350), (3048, 6225), (3175, 5976), (3320, 5715), (3735, 5080), (3810, 4980), (4150, 4572)]