489356640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:707

約数の個数: 240

約数和(自身を含む): 1758168720

約数和(自身を除く): 1268812080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 96, 108, 120, 122, 135, 144, 160, 162, 180, 183, 216, 240, 244, 270, 288, 305, 324, 360, 366, 405, 432, 480, 488, 540, 549, 610, 619, 648, 720, 732, 810, 864, 915, 976, 1080, 1098, 1220, 1238, 1296, 1440, 1464, 1620, 1647, 1830, 1857, 1952, 2160, 2196, 2440, 2476, 2592, 2745, 2928, 3095, 3240, 3294, 3660, 3714, 4320, 4392, 4880, 4941, 4952, 5490, 5571, 5856, 6190, 6480, 6588, 7320, 7428, 8235, 8784, 9285, 9760, 9882, 9904, 10980, 11142, 12380, 12960, 13176, 14640, 14856, 16470, 16713, 17568, 18570, 19764, 19808, 21960, 22284, 24705, 24760, 26352, 27855, 29280, 29712, 32940, 33426, 37140, 37759, 39528, 43920, 44568, 49410, 49520, 50139, 52704, 55710, 59424, 65880, 66852, 74280, 75518, 79056, 83565, 87840, 89136, 98820, 99040, 100278, 111420, 113277, 131760, 133704, 148560, 151036, 158112, 167130, 178272, 188795, 197640, 200556, 222840, 226554, 250695, 263520, 267408, 297120, 302072, 334260, 339831, 377590, 395280, 401112, 445680, 453108, 501390, 534816, 566385, 604144, 668520, 679662, 755180, 790560, 802224, 891360, 906216, 1002780, 1019493, 1132770, 1208288, 1337040, 1359324, 1510360, 1604448, 1699155, 1812432, 2005560, 2038986, 2265540, 2674080, 2718648, 3020720, 3058479, 3398310, 3624864, 4011120, 4077972, 4531080, 5097465, 5437296, 6041440, 6116958, 6796620, 8022240, 8155944, 9062160, 10194930, 10874592, 12233916, 13593240, 15292395, 16311888, 18124320, 20389860, 24467832, 27186480, 30584790, 32623776, 40779720, 48935664, 54372960, 61169580, 81559440, 97871328, 122339160, 163118880, 244678320, 489356640]

約数ペア:

[(1, 489356640), (2, 244678320), (3, 163118880), (4, 122339160), (5, 97871328), (6, 81559440), (8, 61169580), (9, 54372960), (10, 48935664), (12, 40779720), (15, 32623776), (16, 30584790), (18, 27186480), (20, 24467832), (24, 20389860), (27, 18124320), (30, 16311888), (32, 15292395), (36, 13593240), (40, 12233916), (45, 10874592), (48, 10194930), (54, 9062160), (60, 8155944), (61, 8022240), (72, 6796620), (80, 6116958), (81, 6041440), (90, 5437296), (96, 5097465), (108, 4531080), (120, 4077972), (122, 4011120), (135, 3624864), (144, 3398310), (160, 3058479), (162, 3020720), (180, 2718648), (183, 2674080), (216, 2265540), (240, 2038986), (244, 2005560), (270, 1812432), (288, 1699155), (305, 1604448), (324, 1510360), (360, 1359324), (366, 1337040), (405, 1208288), (432, 1132770), (480, 1019493), (488, 1002780), (540, 906216), (549, 891360), (610, 802224), (619, 790560), (648, 755180), (720, 679662), (732, 668520), (810, 604144), (864, 566385), (915, 534816), (976, 501390), (1080, 453108), (1098, 445680), (1220, 401112), (1238, 395280), (1296, 377590), (1440, 339831), (1464, 334260), (1620, 302072), (1647, 297120), (1830, 267408), (1857, 263520), (1952, 250695), (2160, 226554), (2196, 222840), (2440, 200556), (2476, 197640), (2592, 188795), (2745, 178272), (2928, 167130), (3095, 158112), (3240, 151036), (3294, 148560), (3660, 133704), (3714, 131760), (4320, 113277), (4392, 111420), (4880, 100278), (4941, 99040), (4952, 98820), (5490, 89136), (5571, 87840), (5856, 83565), (6190, 79056), (6480, 75518), (6588, 74280), (7320, 66852), (7428, 65880), (8235, 59424), (8784, 55710), (9285, 52704), (9760, 50139), (9882, 49520), (9904, 49410), (10980, 44568), (11142, 43920), (12380, 39528), (12960, 37759), (13176, 37140), (14640, 33426), (14856, 32940), (16470, 29712), (16713, 29280), (17568, 27855), (18570, 26352), (19764, 24760), (19808, 24705), (21960, 22284)]