656446320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:408

約数の個数: 240

約数和(自身を含む): 2306772000

約数和(自身を除く): 1650325680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 149, 174, 180, 211, 232, 240, 261, 290, 298, 348, 360, 422, 435, 447, 464, 522, 580, 596, 633, 696, 720, 745, 844, 870, 894, 1044, 1055, 1160, 1192, 1266, 1305, 1341, 1392, 1490, 1688, 1740, 1788, 1899, 2088, 2110, 2235, 2320, 2384, 2532, 2610, 2682, 2980, 3165, 3376, 3480, 3576, 3798, 4176, 4220, 4321, 4470, 5064, 5220, 5364, 5960, 6119, 6330, 6705, 6960, 7152, 7596, 8440, 8642, 8940, 9495, 10128, 10440, 10728, 11920, 12238, 12660, 12963, 13410, 15192, 16880, 17284, 17880, 18357, 18990, 20880, 21456, 21605, 24476, 25320, 25926, 26820, 30384, 30595, 31439, 34568, 35760, 36714, 37980, 38889, 43210, 48952, 50640, 51852, 53640, 55071, 61190, 62878, 64815, 69136, 73428, 75960, 77778, 86420, 91785, 94317, 97904, 103704, 107280, 110142, 122380, 125756, 129630, 146856, 151920, 155556, 157195, 172840, 183570, 188634, 194445, 207408, 220284, 244760, 251512, 259260, 275355, 282951, 293712, 311112, 314390, 345680, 367140, 377268, 388890, 440568, 471585, 489520, 503024, 518520, 550710, 565902, 622224, 628780, 734280, 754536, 777780, 881136, 911731, 943170, 1037040, 1101420, 1131804, 1257560, 1414755, 1468560, 1509072, 1555560, 1823462, 1886340, 2202840, 2263608, 2515120, 2735193, 2829510, 3111120, 3646924, 3772680, 4405680, 4527216, 4558655, 5470386, 5659020, 7293848, 7545360, 8205579, 9117310, 10940772, 11318040, 13675965, 14587696, 16411158, 18234620, 21881544, 22636080, 27351930, 32822316, 36469240, 41027895, 43763088, 54703860, 65644632, 72938480, 82055790, 109407720, 131289264, 164111580, 218815440, 328223160, 656446320]

約数ペア:

[(1, 656446320), (2, 328223160), (3, 218815440), (4, 164111580), (5, 131289264), (6, 109407720), (8, 82055790), (9, 72938480), (10, 65644632), (12, 54703860), (15, 43763088), (16, 41027895), (18, 36469240), (20, 32822316), (24, 27351930), (29, 22636080), (30, 21881544), (36, 18234620), (40, 16411158), (45, 14587696), (48, 13675965), (58, 11318040), (60, 10940772), (72, 9117310), (80, 8205579), (87, 7545360), (90, 7293848), (116, 5659020), (120, 5470386), (144, 4558655), (145, 4527216), (149, 4405680), (174, 3772680), (180, 3646924), (211, 3111120), (232, 2829510), (240, 2735193), (261, 2515120), (290, 2263608), (298, 2202840), (348, 1886340), (360, 1823462), (422, 1555560), (435, 1509072), (447, 1468560), (464, 1414755), (522, 1257560), (580, 1131804), (596, 1101420), (633, 1037040), (696, 943170), (720, 911731), (745, 881136), (844, 777780), (870, 754536), (894, 734280), (1044, 628780), (1055, 622224), (1160, 565902), (1192, 550710), (1266, 518520), (1305, 503024), (1341, 489520), (1392, 471585), (1490, 440568), (1688, 388890), (1740, 377268), (1788, 367140), (1899, 345680), (2088, 314390), (2110, 311112), (2235, 293712), (2320, 282951), (2384, 275355), (2532, 259260), (2610, 251512), (2682, 244760), (2980, 220284), (3165, 207408), (3376, 194445), (3480, 188634), (3576, 183570), (3798, 172840), (4176, 157195), (4220, 155556), (4321, 151920), (4470, 146856), (5064, 129630), (5220, 125756), (5364, 122380), (5960, 110142), (6119, 107280), (6330, 103704), (6705, 97904), (6960, 94317), (7152, 91785), (7596, 86420), (8440, 77778), (8642, 75960), (8940, 73428), (9495, 69136), (10128, 64815), (10440, 62878), (10728, 61190), (11920, 55071), (12238, 53640), (12660, 51852), (12963, 50640), (13410, 48952), (15192, 43210), (16880, 38889), (17284, 37980), (17880, 36714), (18357, 35760), (18990, 34568), (20880, 31439), (21456, 30595), (21605, 30384), (24476, 26820), (25320, 25926)]