145676800

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 120

約数和(自身を含む): 380556000

約数和(自身を除く): 234879200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 512, 599, 608, 640, 760, 800, 950, 1198, 1216, 1280, 1520, 1600, 1900, 2396, 2432, 2560, 2995, 3040, 3200, 3800, 4792, 4864, 5990, 6080, 6400, 7600, 9584, 9728, 11381, 11980, 12160, 12800, 14975, 15200, 19168, 22762, 23960, 24320, 29950, 30400, 38336, 45524, 47920, 48640, 56905, 59900, 60800, 76672, 91048, 95840, 113810, 119800, 121600, 153344, 182096, 191680, 227620, 239600, 243200, 284525, 306688, 364192, 383360, 455240, 479200, 569050, 728384, 766720, 910480, 958400, 1138100, 1456768, 1533440, 1820960, 1916800, 2276200, 2913536, 3641920, 3833600, 4552400, 5827072, 7283840, 7667200, 9104800, 14567680, 18209600, 29135360, 36419200, 72838400, 145676800]

約数ペア:

[(1, 145676800), (2, 72838400), (4, 36419200), (5, 29135360), (8, 18209600), (10, 14567680), (16, 9104800), (19, 7667200), (20, 7283840), (25, 5827072), (32, 4552400), (38, 3833600), (40, 3641920), (50, 2913536), (64, 2276200), (76, 1916800), (80, 1820960), (95, 1533440), (100, 1456768), (128, 1138100), (152, 958400), (160, 910480), (190, 766720), (200, 728384), (256, 569050), (304, 479200), (320, 455240), (380, 383360), (400, 364192), (475, 306688), (512, 284525), (599, 243200), (608, 239600), (640, 227620), (760, 191680), (800, 182096), (950, 153344), (1198, 121600), (1216, 119800), (1280, 113810), (1520, 95840), (1600, 91048), (1900, 76672), (2396, 60800), (2432, 59900), (2560, 56905), (2995, 48640), (3040, 47920), (3200, 45524), (3800, 38336), (4792, 30400), (4864, 29950), (5990, 24320), (6080, 23960), (6400, 22762), (7600, 19168), (9584, 15200), (9728, 14975), (11381, 12800), (11980, 12160)]