64475280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{601}}^1$

素因数の和:769

約数の個数: 120

約数和(自身を含む): 218345400

約数和(自身を除く): 153870120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 149, 180, 240, 298, 360, 447, 596, 601, 720, 745, 894, 1192, 1202, 1341, 1490, 1788, 1803, 2235, 2384, 2404, 2682, 2980, 3005, 3576, 3606, 4470, 4808, 5364, 5409, 5960, 6010, 6705, 7152, 7212, 8940, 9015, 9616, 10728, 10818, 11920, 12020, 13410, 14424, 17880, 18030, 21456, 21636, 24040, 26820, 27045, 28848, 35760, 36060, 43272, 48080, 53640, 54090, 72120, 86544, 89549, 107280, 108180, 144240, 179098, 216360, 268647, 358196, 432720, 447745, 537294, 716392, 805941, 895490, 1074588, 1343235, 1432784, 1611882, 1790980, 2149176, 2686470, 3223764, 3581960, 4029705, 4298352, 5372940, 6447528, 7163920, 8059410, 10745880, 12895056, 16118820, 21491760, 32237640, 64475280]

約数ペア:

[(1, 64475280), (2, 32237640), (3, 21491760), (4, 16118820), (5, 12895056), (6, 10745880), (8, 8059410), (9, 7163920), (10, 6447528), (12, 5372940), (15, 4298352), (16, 4029705), (18, 3581960), (20, 3223764), (24, 2686470), (30, 2149176), (36, 1790980), (40, 1611882), (45, 1432784), (48, 1343235), (60, 1074588), (72, 895490), (80, 805941), (90, 716392), (120, 537294), (144, 447745), (149, 432720), (180, 358196), (240, 268647), (298, 216360), (360, 179098), (447, 144240), (596, 108180), (601, 107280), (720, 89549), (745, 86544), (894, 72120), (1192, 54090), (1202, 53640), (1341, 48080), (1490, 43272), (1788, 36060), (1803, 35760), (2235, 28848), (2384, 27045), (2404, 26820), (2682, 24040), (2980, 21636), (3005, 21456), (3576, 18030), (3606, 17880), (4470, 14424), (4808, 13410), (5364, 12020), (5409, 11920), (5960, 10818), (6010, 10728), (6705, 9616), (7152, 9015), (7212, 8940)]