81943200

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:644

約数の個数: 216

約数和(自身を含む): 304668000

約数和(自身を除く): 222724800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 32, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 96, 100, 114, 120, 144, 150, 152, 160, 171, 180, 190, 200, 225, 228, 240, 285, 288, 300, 304, 342, 360, 380, 400, 450, 456, 475, 480, 570, 599, 600, 608, 684, 720, 760, 800, 855, 900, 912, 950, 1140, 1198, 1200, 1368, 1425, 1440, 1520, 1710, 1797, 1800, 1824, 1900, 2280, 2396, 2400, 2736, 2850, 2995, 3040, 3420, 3594, 3600, 3800, 4275, 4560, 4792, 5391, 5472, 5700, 5990, 6840, 7188, 7200, 7600, 8550, 8985, 9120, 9584, 10782, 11381, 11400, 11980, 13680, 14376, 14975, 15200, 17100, 17970, 19168, 21564, 22762, 22800, 23960, 26955, 27360, 28752, 29950, 34143, 34200, 35940, 43128, 44925, 45524, 45600, 47920, 53910, 56905, 57504, 59900, 68286, 68400, 71880, 86256, 89850, 91048, 95840, 102429, 107820, 113810, 119800, 134775, 136572, 136800, 143760, 170715, 172512, 179700, 182096, 204858, 215640, 227620, 239600, 269550, 273144, 284525, 287520, 341430, 359400, 364192, 409716, 431280, 455240, 479200, 512145, 539100, 546288, 569050, 682860, 718800, 819432, 853575, 862560, 910480, 1024290, 1078200, 1092576, 1138100, 1365720, 1437600, 1638864, 1707150, 1820960, 2048580, 2156400, 2276200, 2560725, 2731440, 3277728, 3414300, 4097160, 4312800, 4552400, 5121450, 5462880, 6828600, 8194320, 9104800, 10242900, 13657200, 16388640, 20485800, 27314400, 40971600, 81943200]

約数ペア:

[(1, 81943200), (2, 40971600), (3, 27314400), (4, 20485800), (5, 16388640), (6, 13657200), (8, 10242900), (9, 9104800), (10, 8194320), (12, 6828600), (15, 5462880), (16, 5121450), (18, 4552400), (19, 4312800), (20, 4097160), (24, 3414300), (25, 3277728), (30, 2731440), (32, 2560725), (36, 2276200), (38, 2156400), (40, 2048580), (45, 1820960), (48, 1707150), (50, 1638864), (57, 1437600), (60, 1365720), (72, 1138100), (75, 1092576), (76, 1078200), (80, 1024290), (90, 910480), (95, 862560), (96, 853575), (100, 819432), (114, 718800), (120, 682860), (144, 569050), (150, 546288), (152, 539100), (160, 512145), (171, 479200), (180, 455240), (190, 431280), (200, 409716), (225, 364192), (228, 359400), (240, 341430), (285, 287520), (288, 284525), (300, 273144), (304, 269550), (342, 239600), (360, 227620), (380, 215640), (400, 204858), (450, 182096), (456, 179700), (475, 172512), (480, 170715), (570, 143760), (599, 136800), (600, 136572), (608, 134775), (684, 119800), (720, 113810), (760, 107820), (800, 102429), (855, 95840), (900, 91048), (912, 89850), (950, 86256), (1140, 71880), (1198, 68400), (1200, 68286), (1368, 59900), (1425, 57504), (1440, 56905), (1520, 53910), (1710, 47920), (1797, 45600), (1800, 45524), (1824, 44925), (1900, 43128), (2280, 35940), (2396, 34200), (2400, 34143), (2736, 29950), (2850, 28752), (2995, 27360), (3040, 26955), (3420, 23960), (3594, 22800), (3600, 22762), (3800, 21564), (4275, 19168), (4560, 17970), (4792, 17100), (5391, 15200), (5472, 14975), (5700, 14376), (5990, 13680), (6840, 11980), (7188, 11400), (7200, 11381), (7600, 10782), (8550, 9584), (8985, 9120)]