72811800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2129}}^1$

素因数の和:2170

約数の個数: 144

約数和(自身を含む): 257517000

約数和(自身を除く): 184705200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 855, 900, 950, 1140, 1368, 1425, 1710, 1800, 1900, 2129, 2280, 2850, 3420, 3800, 4258, 4275, 5700, 6387, 6840, 8516, 8550, 10645, 11400, 12774, 17032, 17100, 19161, 21290, 25548, 31935, 34200, 38322, 40451, 42580, 51096, 53225, 63870, 76644, 80902, 85160, 95805, 106450, 121353, 127740, 153288, 159675, 161804, 191610, 202255, 212900, 242706, 255480, 319350, 323608, 364059, 383220, 404510, 425800, 479025, 485412, 606765, 638700, 728118, 766440, 809020, 958050, 970824, 1011275, 1213530, 1277400, 1456236, 1618040, 1820295, 1916100, 2022550, 2427060, 2912472, 3033825, 3640590, 3832200, 4045100, 4854120, 6067650, 7281180, 8090200, 9101475, 12135300, 14562360, 18202950, 24270600, 36405900, 72811800]

約数ペア:

[(1, 72811800), (2, 36405900), (3, 24270600), (4, 18202950), (5, 14562360), (6, 12135300), (8, 9101475), (9, 8090200), (10, 7281180), (12, 6067650), (15, 4854120), (18, 4045100), (19, 3832200), (20, 3640590), (24, 3033825), (25, 2912472), (30, 2427060), (36, 2022550), (38, 1916100), (40, 1820295), (45, 1618040), (50, 1456236), (57, 1277400), (60, 1213530), (72, 1011275), (75, 970824), (76, 958050), (90, 809020), (95, 766440), (100, 728118), (114, 638700), (120, 606765), (150, 485412), (152, 479025), (171, 425800), (180, 404510), (190, 383220), (200, 364059), (225, 323608), (228, 319350), (285, 255480), (300, 242706), (342, 212900), (360, 202255), (380, 191610), (450, 161804), (456, 159675), (475, 153288), (570, 127740), (600, 121353), (684, 106450), (760, 95805), (855, 85160), (900, 80902), (950, 76644), (1140, 63870), (1368, 53225), (1425, 51096), (1710, 42580), (1800, 40451), (1900, 38322), (2129, 34200), (2280, 31935), (2850, 25548), (3420, 21290), (3800, 19161), (4258, 17100), (4275, 17032), (5700, 12774), (6387, 11400), (6840, 10645), (8516, 8550)]