216687120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:577

約数の個数: 160

約数和(自身を含む): 729120000

約数和(自身を除く): 512432880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 199, 208, 240, 260, 312, 349, 390, 398, 520, 597, 624, 698, 780, 796, 995, 1040, 1047, 1194, 1396, 1560, 1592, 1745, 1990, 2094, 2388, 2587, 2792, 2985, 3120, 3184, 3490, 3980, 4188, 4537, 4776, 5174, 5235, 5584, 5970, 6980, 7761, 7960, 8376, 9074, 9552, 10348, 10470, 11940, 12935, 13611, 13960, 15522, 15920, 16752, 18148, 20696, 20940, 22685, 23880, 25870, 27222, 27920, 31044, 36296, 38805, 41392, 41880, 45370, 47760, 51740, 54444, 62088, 68055, 69451, 72592, 77610, 83760, 90740, 103480, 108888, 124176, 136110, 138902, 155220, 181480, 206960, 208353, 217776, 272220, 277804, 310440, 347255, 362960, 416706, 544440, 555608, 620880, 694510, 833412, 902863, 1041765, 1088880, 1111216, 1389020, 1666824, 1805726, 2083530, 2708589, 2778040, 3333648, 3611452, 4167060, 4514315, 5417178, 5556080, 7222904, 8334120, 9028630, 10834356, 13542945, 14445808, 16668240, 18057260, 21668712, 27085890, 36114520, 43337424, 54171780, 72229040, 108343560, 216687120]

約数ペア:

[(1, 216687120), (2, 108343560), (3, 72229040), (4, 54171780), (5, 43337424), (6, 36114520), (8, 27085890), (10, 21668712), (12, 18057260), (13, 16668240), (15, 14445808), (16, 13542945), (20, 10834356), (24, 9028630), (26, 8334120), (30, 7222904), (39, 5556080), (40, 5417178), (48, 4514315), (52, 4167060), (60, 3611452), (65, 3333648), (78, 2778040), (80, 2708589), (104, 2083530), (120, 1805726), (130, 1666824), (156, 1389020), (195, 1111216), (199, 1088880), (208, 1041765), (240, 902863), (260, 833412), (312, 694510), (349, 620880), (390, 555608), (398, 544440), (520, 416706), (597, 362960), (624, 347255), (698, 310440), (780, 277804), (796, 272220), (995, 217776), (1040, 208353), (1047, 206960), (1194, 181480), (1396, 155220), (1560, 138902), (1592, 136110), (1745, 124176), (1990, 108888), (2094, 103480), (2388, 90740), (2587, 83760), (2792, 77610), (2985, 72592), (3120, 69451), (3184, 68055), (3490, 62088), (3980, 54444), (4188, 51740), (4537, 47760), (4776, 45370), (5174, 41880), (5235, 41392), (5584, 38805), (5970, 36296), (6980, 31044), (7761, 27920), (7960, 27222), (8376, 25870), (9074, 23880), (9552, 22685), (10348, 20940), (10470, 20696), (11940, 18148), (12935, 16752), (13611, 15920), (13960, 15522)]