290428560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2027}}^1$

素因数の和:2245

約数の個数: 120

約数和(自身を含む): 980740800

約数和(自身を除く): 690312240

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, 180, 199, 240, 360, 398, 597, 720, 796, 995, 1194, 1592, 1791, 1990, 2027, 2388, 2985, 3184, 3582, 3980, 4054, 4776, 5970, 6081, 7164, 7960, 8108, 8955, 9552, 10135, 11940, 12162, 14328, 15920, 16216, 17910, 18243, 20270, 23880, 24324, 28656, 30405, 32432, 35820, 36486, 40540, 47760, 48648, 60810, 71640, 72972, 81080, 91215, 97296, 121620, 143280, 145944, 162160, 182430, 243240, 291888, 364860, 403373, 486480, 729720, 806746, 1210119, 1459440, 1613492, 2016865, 2420238, 3226984, 3630357, 4033730, 4840476, 6050595, 6453968, 7260714, 8067460, 9680952, 12101190, 14521428, 16134920, 18151785, 19361904, 24202380, 29042856, 32269840, 36303570, 48404760, 58085712, 72607140, 96809520, 145214280, 290428560]

約数ペア:

[(1, 290428560), (2, 145214280), (3, 96809520), (4, 72607140), (5, 58085712), (6, 48404760), (8, 36303570), (9, 32269840), (10, 29042856), (12, 24202380), (15, 19361904), (16, 18151785), (18, 16134920), (20, 14521428), (24, 12101190), (30, 9680952), (36, 8067460), (40, 7260714), (45, 6453968), (48, 6050595), (60, 4840476), (72, 4033730), (80, 3630357), (90, 3226984), (120, 2420238), (144, 2016865), (180, 1613492), (199, 1459440), (240, 1210119), (360, 806746), (398, 729720), (597, 486480), (720, 403373), (796, 364860), (995, 291888), (1194, 243240), (1592, 182430), (1791, 162160), (1990, 145944), (2027, 143280), (2388, 121620), (2985, 97296), (3184, 91215), (3582, 81080), (3980, 72972), (4054, 71640), (4776, 60810), (5970, 48648), (6081, 47760), (7164, 40540), (7960, 36486), (8108, 35820), (8955, 32432), (9552, 30405), (10135, 28656), (11940, 24324), (12162, 23880), (14328, 20270), (15920, 18243), (16216, 17910)]