309632960

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:89

約数の個数: 280

約数和(自身を含む): 956194176

約数和(自身を除く): 646561216

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 64, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 160, 182, 196, 208, 217, 224, 245, 248, 260, 280, 310, 320, 343, 364, 392, 403, 416, 434, 448, 455, 490, 496, 520, 560, 620, 637, 686, 728, 784, 806, 832, 868, 910, 980, 992, 1040, 1085, 1120, 1240, 1274, 1372, 1456, 1519, 1568, 1612, 1715, 1736, 1820, 1960, 1984, 2015, 2080, 2170, 2240, 2401, 2480, 2548, 2744, 2821, 2912, 3038, 3136, 3185, 3224, 3430, 3472, 3640, 3920, 4030, 4160, 4340, 4459, 4802, 4960, 5096, 5488, 5642, 5824, 6076, 6370, 6448, 6860, 6944, 7280, 7595, 7840, 8060, 8680, 8918, 9604, 9920, 10192, 10633, 10976, 11284, 12005, 12152, 12740, 12896, 13720, 13888, 14105, 14560, 15190, 15680, 16120, 17360, 17836, 19208, 19747, 20384, 21266, 21952, 22295, 22568, 24010, 24304, 25480, 25792, 27440, 28210, 29120, 30380, 31213, 32240, 34720, 35672, 38416, 39494, 40768, 42532, 44590, 45136, 48020, 48608, 50960, 53165, 54880, 56420, 60760, 62426, 64480, 69440, 71344, 74431, 76832, 78988, 85064, 89180, 90272, 96040, 97216, 98735, 101920, 106330, 109760, 112840, 121520, 124852, 128960, 138229, 142688, 148862, 153664, 156065, 157976, 170128, 178360, 180544, 192080, 197470, 203840, 212660, 225680, 243040, 249704, 276458, 285376, 297724, 312130, 315952, 340256, 356720, 372155, 384160, 394940, 425320, 451360, 486080, 499408, 552916, 595448, 624260, 631904, 680512, 691145, 713440, 744310, 768320, 789880, 850640, 902720, 967603, 998816, 1105832, 1190896, 1248520, 1263808, 1382290, 1426880, 1488620, 1579760, 1701280, 1935206, 1997632, 2211664, 2381792, 2497040, 2764580, 2977240, 3159520, 3402560, 3870412, 4423328, 4763584, 4838015, 4994080, 5529160, 5954480, 6319040, 7740824, 8846656, 9676030, 9988160, 11058320, 11908960, 15481648, 19352060, 22116640, 23817920, 30963296, 38704120, 44233280, 61926592, 77408240, 154816480, 309632960]

約数ペア:

[(1, 309632960), (2, 154816480), (4, 77408240), (5, 61926592), (7, 44233280), (8, 38704120), (10, 30963296), (13, 23817920), (14, 22116640), (16, 19352060), (20, 15481648), (26, 11908960), (28, 11058320), (31, 9988160), (32, 9676030), (35, 8846656), (40, 7740824), (49, 6319040), (52, 5954480), (56, 5529160), (62, 4994080), (64, 4838015), (65, 4763584), (70, 4423328), (80, 3870412), (91, 3402560), (98, 3159520), (104, 2977240), (112, 2764580), (124, 2497040), (130, 2381792), (140, 2211664), (155, 1997632), (160, 1935206), (182, 1701280), (196, 1579760), (208, 1488620), (217, 1426880), (224, 1382290), (245, 1263808), (248, 1248520), (260, 1190896), (280, 1105832), (310, 998816), (320, 967603), (343, 902720), (364, 850640), (392, 789880), (403, 768320), (416, 744310), (434, 713440), (448, 691145), (455, 680512), (490, 631904), (496, 624260), (520, 595448), (560, 552916), (620, 499408), (637, 486080), (686, 451360), (728, 425320), (784, 394940), (806, 384160), (832, 372155), (868, 356720), (910, 340256), (980, 315952), (992, 312130), (1040, 297724), (1085, 285376), (1120, 276458), (1240, 249704), (1274, 243040), (1372, 225680), (1456, 212660), (1519, 203840), (1568, 197470), (1612, 192080), (1715, 180544), (1736, 178360), (1820, 170128), (1960, 157976), (1984, 156065), (2015, 153664), (2080, 148862), (2170, 142688), (2240, 138229), (2401, 128960), (2480, 124852), (2548, 121520), (2744, 112840), (2821, 109760), (2912, 106330), (3038, 101920), (3136, 98735), (3185, 97216), (3224, 96040), (3430, 90272), (3472, 89180), (3640, 85064), (3920, 78988), (4030, 76832), (4160, 74431), (4340, 71344), (4459, 69440), (4802, 64480), (4960, 62426), (5096, 60760), (5488, 56420), (5642, 54880), (5824, 53165), (6076, 50960), (6370, 48608), (6448, 48020), (6860, 45136), (6944, 44590), (7280, 42532), (7595, 40768), (7840, 39494), (8060, 38416), (8680, 35672), (8918, 34720), (9604, 32240), (9920, 31213), (10192, 30380), (10633, 29120), (10976, 28210), (11284, 27440), (12005, 25792), (12152, 25480), (12740, 24304), (12896, 24010), (13720, 22568), (13888, 22295), (14105, 21952), (14560, 21266), (15190, 20384), (15680, 19747), (16120, 19208), (17360, 17836)]