72838400

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 108

約数和(自身を含む): 190092000

約数和(自身を除く): 117253600

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, 599, 608, 640, 760, 800, 950, 1198, 1216, 1280, 1520, 1600, 1900, 2396, 2432, 2995, 3040, 3200, 3800, 4792, 4864, 5990, 6080, 6400, 7600, 9584, 11381, 11980, 12160, 14975, 15200, 19168, 22762, 23960, 24320, 29950, 30400, 38336, 45524, 47920, 56905, 59900, 60800, 76672, 91048, 95840, 113810, 119800, 121600, 153344, 182096, 191680, 227620, 239600, 284525, 364192, 383360, 455240, 479200, 569050, 728384, 766720, 910480, 958400, 1138100, 1456768, 1820960, 1916800, 2276200, 2913536, 3641920, 3833600, 4552400, 7283840, 9104800, 14567680, 18209600, 36419200, 72838400]

約数ペア:

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