312279120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:890

約数の個数: 240

約数和(自身を含む): 1147640832

約数和(自身を除く): 835361712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 170, 180, 186, 204, 240, 248, 255, 272, 279, 306, 310, 340, 360, 372, 408, 465, 496, 510, 527, 558, 612, 620, 680, 720, 744, 765, 816, 823, 930, 1020, 1054, 1116, 1224, 1240, 1360, 1395, 1488, 1530, 1581, 1646, 1860, 2040, 2108, 2232, 2448, 2469, 2480, 2635, 2790, 3060, 3162, 3292, 3720, 4080, 4115, 4216, 4464, 4743, 4938, 5270, 5580, 6120, 6324, 6584, 7407, 7440, 7905, 8230, 8432, 9486, 9876, 10540, 11160, 12240, 12345, 12648, 13168, 13991, 14814, 15810, 16460, 18972, 19752, 21080, 22320, 23715, 24690, 25296, 25513, 27982, 29628, 31620, 32920, 37035, 37944, 39504, 41973, 42160, 47430, 49380, 51026, 55964, 59256, 63240, 65840, 69955, 74070, 75888, 76539, 83946, 94860, 98760, 102052, 111928, 118512, 125919, 126480, 127565, 139910, 148140, 153078, 167892, 189720, 197520, 204104, 209865, 223856, 229617, 251838, 255130, 279820, 296280, 306156, 335784, 379440, 382695, 408208, 419730, 433721, 459234, 503676, 510260, 559640, 592560, 612312, 629595, 671568, 765390, 839460, 867442, 918468, 1007352, 1020520, 1119280, 1148085, 1224624, 1259190, 1301163, 1530780, 1678920, 1734884, 1836936, 2014704, 2041040, 2168605, 2296170, 2518380, 2602326, 3061560, 3357840, 3469768, 3673872, 3903489, 4337210, 4592340, 5036760, 5204652, 6123120, 6505815, 6939536, 7806978, 8674420, 9184680, 10073520, 10409304, 13011630, 15613956, 17348840, 18369360, 19517445, 20818608, 26023260, 31227912, 34697680, 39034890, 52046520, 62455824, 78069780, 104093040, 156139560, 312279120]

約数ペア:

[(1, 312279120), (2, 156139560), (3, 104093040), (4, 78069780), (5, 62455824), (6, 52046520), (8, 39034890), (9, 34697680), (10, 31227912), (12, 26023260), (15, 20818608), (16, 19517445), (17, 18369360), (18, 17348840), (20, 15613956), (24, 13011630), (30, 10409304), (31, 10073520), (34, 9184680), (36, 8674420), (40, 7806978), (45, 6939536), (48, 6505815), (51, 6123120), (60, 5204652), (62, 5036760), (68, 4592340), (72, 4337210), (80, 3903489), (85, 3673872), (90, 3469768), (93, 3357840), (102, 3061560), (120, 2602326), (124, 2518380), (136, 2296170), (144, 2168605), (153, 2041040), (155, 2014704), (170, 1836936), (180, 1734884), (186, 1678920), (204, 1530780), (240, 1301163), (248, 1259190), (255, 1224624), (272, 1148085), (279, 1119280), (306, 1020520), (310, 1007352), (340, 918468), (360, 867442), (372, 839460), (408, 765390), (465, 671568), (496, 629595), (510, 612312), (527, 592560), (558, 559640), (612, 510260), (620, 503676), (680, 459234), (720, 433721), (744, 419730), (765, 408208), (816, 382695), (823, 379440), (930, 335784), (1020, 306156), (1054, 296280), (1116, 279820), (1224, 255130), (1240, 251838), (1360, 229617), (1395, 223856), (1488, 209865), (1530, 204104), (1581, 197520), (1646, 189720), (1860, 167892), (2040, 153078), (2108, 148140), (2232, 139910), (2448, 127565), (2469, 126480), (2480, 125919), (2635, 118512), (2790, 111928), (3060, 102052), (3162, 98760), (3292, 94860), (3720, 83946), (4080, 76539), (4115, 75888), (4216, 74070), (4464, 69955), (4743, 65840), (4938, 63240), (5270, 59256), (5580, 55964), (6120, 51026), (6324, 49380), (6584, 47430), (7407, 42160), (7440, 41973), (7905, 39504), (8230, 37944), (8432, 37035), (9486, 32920), (9876, 31620), (10540, 29628), (11160, 27982), (12240, 25513), (12345, 25296), (12648, 24690), (13168, 23715), (13991, 22320), (14814, 21080), (15810, 19752), (16460, 18972)]