31015600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 99636480

約数和(自身を除く): 68620880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 25, 28, 35, 38, 40, 44, 50, 53, 55, 56, 70, 76, 77, 80, 88, 95, 100, 106, 110, 112, 133, 140, 152, 154, 175, 176, 190, 200, 209, 212, 220, 265, 266, 275, 280, 304, 308, 350, 371, 380, 385, 400, 418, 424, 440, 475, 530, 532, 550, 560, 583, 616, 665, 700, 742, 760, 770, 836, 848, 880, 950, 1007, 1045, 1060, 1064, 1100, 1166, 1232, 1325, 1330, 1400, 1463, 1484, 1520, 1540, 1672, 1855, 1900, 1925, 2014, 2090, 2120, 2128, 2200, 2332, 2650, 2660, 2800, 2915, 2926, 2968, 3080, 3325, 3344, 3710, 3800, 3850, 4028, 4081, 4180, 4240, 4400, 4664, 5035, 5225, 5300, 5320, 5830, 5852, 5936, 6160, 6650, 7049, 7315, 7420, 7600, 7700, 8056, 8162, 8360, 9275, 9328, 10070, 10450, 10600, 10640, 11077, 11660, 11704, 13300, 14098, 14575, 14630, 14840, 15400, 16112, 16324, 16720, 18550, 20140, 20405, 20900, 21200, 22154, 23320, 23408, 25175, 26600, 28196, 29150, 29260, 29680, 30800, 32648, 35245, 36575, 37100, 40280, 40810, 41800, 44308, 46640, 50350, 53200, 55385, 56392, 58300, 58520, 65296, 70490, 73150, 74200, 77539, 80560, 81620, 83600, 88616, 100700, 102025, 110770, 112784, 116600, 117040, 140980, 146300, 148400, 155078, 163240, 176225, 177232, 201400, 204050, 221540, 233200, 276925, 281960, 292600, 310156, 326480, 352450, 387695, 402800, 408100, 443080, 553850, 563920, 585200, 620312, 704900, 775390, 816200, 886160, 1107700, 1240624, 1409800, 1550780, 1632400, 1938475, 2215400, 2819600, 3101560, 3876950, 4430800, 6203120, 7753900, 15507800, 31015600]

約数ペア:

[(1, 31015600), (2, 15507800), (4, 7753900), (5, 6203120), (7, 4430800), (8, 3876950), (10, 3101560), (11, 2819600), (14, 2215400), (16, 1938475), (19, 1632400), (20, 1550780), (22, 1409800), (25, 1240624), (28, 1107700), (35, 886160), (38, 816200), (40, 775390), (44, 704900), (50, 620312), (53, 585200), (55, 563920), (56, 553850), (70, 443080), (76, 408100), (77, 402800), (80, 387695), (88, 352450), (95, 326480), (100, 310156), (106, 292600), (110, 281960), (112, 276925), (133, 233200), (140, 221540), (152, 204050), (154, 201400), (175, 177232), (176, 176225), (190, 163240), (200, 155078), (209, 148400), (212, 146300), (220, 140980), (265, 117040), (266, 116600), (275, 112784), (280, 110770), (304, 102025), (308, 100700), (350, 88616), (371, 83600), (380, 81620), (385, 80560), (400, 77539), (418, 74200), (424, 73150), (440, 70490), (475, 65296), (530, 58520), (532, 58300), (550, 56392), (560, 55385), (583, 53200), (616, 50350), (665, 46640), (700, 44308), (742, 41800), (760, 40810), (770, 40280), (836, 37100), (848, 36575), (880, 35245), (950, 32648), (1007, 30800), (1045, 29680), (1060, 29260), (1064, 29150), (1100, 28196), (1166, 26600), (1232, 25175), (1325, 23408), (1330, 23320), (1400, 22154), (1463, 21200), (1484, 20900), (1520, 20405), (1540, 20140), (1672, 18550), (1855, 16720), (1900, 16324), (1925, 16112), (2014, 15400), (2090, 14840), (2120, 14630), (2128, 14575), (2200, 14098), (2332, 13300), (2650, 11704), (2660, 11660), (2800, 11077), (2915, 10640), (2926, 10600), (2968, 10450), (3080, 10070), (3325, 9328), (3344, 9275), (3710, 8360), (3800, 8162), (3850, 8056), (4028, 7700), (4081, 7600), (4180, 7420), (4240, 7315), (4400, 7049), (4664, 6650), (5035, 6160), (5225, 5936), (5300, 5852), (5320, 5830)]