161731800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4729}}^1$

素因数の和:4770

約数の個数: 144

約数和(自身を含む): 571857000

約数和(自身を除く): 410125200

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, 2280, 2850, 3420, 3800, 4275, 4729, 5700, 6840, 8550, 9458, 11400, 14187, 17100, 18916, 23645, 28374, 34200, 37832, 42561, 47290, 56748, 70935, 85122, 89851, 94580, 113496, 118225, 141870, 170244, 179702, 189160, 212805, 236450, 269553, 283740, 340488, 354675, 359404, 425610, 449255, 472900, 539106, 567480, 709350, 718808, 808659, 851220, 898510, 945800, 1064025, 1078212, 1347765, 1418700, 1617318, 1702440, 1797020, 2128050, 2156424, 2246275, 2695530, 2837400, 3234636, 3594040, 4043295, 4256100, 4492550, 5391060, 6469272, 6738825, 8086590, 8512200, 8985100, 10782120, 13477650, 16173180, 17970200, 20216475, 26955300, 32346360, 40432950, 53910600, 80865900, 161731800]

約数ペア:

[(1, 161731800), (2, 80865900), (3, 53910600), (4, 40432950), (5, 32346360), (6, 26955300), (8, 20216475), (9, 17970200), (10, 16173180), (12, 13477650), (15, 10782120), (18, 8985100), (19, 8512200), (20, 8086590), (24, 6738825), (25, 6469272), (30, 5391060), (36, 4492550), (38, 4256100), (40, 4043295), (45, 3594040), (50, 3234636), (57, 2837400), (60, 2695530), (72, 2246275), (75, 2156424), (76, 2128050), (90, 1797020), (95, 1702440), (100, 1617318), (114, 1418700), (120, 1347765), (150, 1078212), (152, 1064025), (171, 945800), (180, 898510), (190, 851220), (200, 808659), (225, 718808), (228, 709350), (285, 567480), (300, 539106), (342, 472900), (360, 449255), (380, 425610), (450, 359404), (456, 354675), (475, 340488), (570, 283740), (600, 269553), (684, 236450), (760, 212805), (855, 189160), (900, 179702), (950, 170244), (1140, 141870), (1368, 118225), (1425, 113496), (1710, 94580), (1800, 89851), (1900, 85122), (2280, 70935), (2850, 56748), (3420, 47290), (3800, 42561), (4275, 37832), (4729, 34200), (5700, 28374), (6840, 23645), (8550, 18916), (9458, 17100), (11400, 14187)]