338554720

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 967680000

約数和(自身を除く): 629125280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 199, 217, 224, 245, 248, 280, 310, 343, 392, 398, 434, 490, 496, 560, 620, 686, 784, 796, 868, 980, 992, 995, 1085, 1120, 1240, 1372, 1393, 1519, 1568, 1592, 1715, 1736, 1960, 1990, 2170, 2480, 2744, 2786, 3038, 3184, 3430, 3472, 3920, 3980, 4340, 4960, 5488, 5572, 6076, 6169, 6368, 6860, 6944, 6965, 7595, 7840, 7960, 8680, 9751, 10633, 10976, 11144, 12152, 12338, 13720, 13930, 15190, 15920, 17360, 19502, 21266, 22288, 24304, 24676, 27440, 27860, 30380, 30845, 31840, 34720, 39004, 42532, 43183, 44576, 48608, 48755, 49352, 53165, 54880, 55720, 60760, 61690, 68257, 78008, 85064, 86366, 97510, 98704, 106330, 111440, 121520, 123380, 136514, 156016, 170128, 172732, 195020, 197408, 212660, 215915, 222880, 243040, 246760, 273028, 302281, 312032, 340256, 341285, 345464, 390040, 425320, 431830, 493520, 546056, 604562, 682570, 690928, 780080, 850640, 863660, 987040, 1092112, 1209124, 1365140, 1381856, 1511405, 1560160, 1701280, 1727320, 2115967, 2184224, 2418248, 2730280, 3022810, 3454640, 4231934, 4836496, 5460560, 6045620, 6909280, 8463868, 9672992, 10579835, 10921120, 12091240, 16927736, 21159670, 24182480, 33855472, 42319340, 48364960, 67710944, 84638680, 169277360, 338554720]

約数ペア:

[(1, 338554720), (2, 169277360), (4, 84638680), (5, 67710944), (7, 48364960), (8, 42319340), (10, 33855472), (14, 24182480), (16, 21159670), (20, 16927736), (28, 12091240), (31, 10921120), (32, 10579835), (35, 9672992), (40, 8463868), (49, 6909280), (56, 6045620), (62, 5460560), (70, 4836496), (80, 4231934), (98, 3454640), (112, 3022810), (124, 2730280), (140, 2418248), (155, 2184224), (160, 2115967), (196, 1727320), (199, 1701280), (217, 1560160), (224, 1511405), (245, 1381856), (248, 1365140), (280, 1209124), (310, 1092112), (343, 987040), (392, 863660), (398, 850640), (434, 780080), (490, 690928), (496, 682570), (560, 604562), (620, 546056), (686, 493520), (784, 431830), (796, 425320), (868, 390040), (980, 345464), (992, 341285), (995, 340256), (1085, 312032), (1120, 302281), (1240, 273028), (1372, 246760), (1393, 243040), (1519, 222880), (1568, 215915), (1592, 212660), (1715, 197408), (1736, 195020), (1960, 172732), (1990, 170128), (2170, 156016), (2480, 136514), (2744, 123380), (2786, 121520), (3038, 111440), (3184, 106330), (3430, 98704), (3472, 97510), (3920, 86366), (3980, 85064), (4340, 78008), (4960, 68257), (5488, 61690), (5572, 60760), (6076, 55720), (6169, 54880), (6368, 53165), (6860, 49352), (6944, 48755), (6965, 48608), (7595, 44576), (7840, 43183), (7960, 42532), (8680, 39004), (9751, 34720), (10633, 31840), (10976, 30845), (11144, 30380), (12152, 27860), (12338, 27440), (13720, 24676), (13930, 24304), (15190, 22288), (15920, 21266), (17360, 19502)]