315279720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:385

約数の個数: 288

約数和(自身を含む): 1215625320

約数和(自身を除く): 900345600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 61, 63, 70, 72, 84, 90, 98, 105, 120, 122, 126, 140, 147, 168, 180, 183, 196, 210, 244, 245, 252, 280, 293, 294, 305, 315, 360, 366, 392, 420, 427, 441, 488, 490, 504, 549, 586, 588, 610, 630, 732, 735, 840, 854, 879, 882, 915, 980, 1098, 1172, 1176, 1220, 1260, 1281, 1464, 1465, 1470, 1708, 1758, 1764, 1830, 1960, 2051, 2135, 2196, 2205, 2344, 2440, 2520, 2562, 2637, 2745, 2930, 2940, 2989, 3416, 3516, 3528, 3660, 3843, 4102, 4270, 4392, 4395, 4410, 5124, 5274, 5490, 5860, 5880, 5978, 6153, 6405, 7032, 7320, 7686, 8204, 8540, 8790, 8820, 8967, 10248, 10255, 10548, 10980, 11720, 11956, 12306, 12810, 13185, 14357, 14945, 15372, 16408, 17080, 17580, 17640, 17873, 17934, 18459, 19215, 20510, 21096, 21960, 23912, 24612, 25620, 26370, 26901, 28714, 29890, 30744, 30765, 35160, 35746, 35868, 36918, 38430, 41020, 43071, 44835, 49224, 51240, 52740, 53619, 53802, 57428, 59780, 61530, 71492, 71736, 71785, 73836, 76860, 82040, 86142, 89365, 89670, 92295, 105480, 107238, 107604, 114856, 119560, 123060, 125111, 129213, 134505, 142984, 143570, 147672, 153720, 160857, 172284, 178730, 179340, 184590, 214476, 215208, 215355, 246120, 250222, 258426, 268095, 269010, 287140, 321714, 344568, 357460, 358680, 369180, 375333, 428952, 430710, 500444, 516852, 536190, 538020, 574280, 625555, 643428, 646065, 714920, 738360, 750666, 804285, 861420, 875777, 1000888, 1033704, 1072380, 1076040, 1125999, 1251110, 1286856, 1292130, 1501332, 1608570, 1722840, 1751554, 1876665, 2144760, 2251998, 2502220, 2584260, 2627331, 3002664, 3217140, 3503108, 3753330, 4378885, 4503996, 5004440, 5168520, 5254662, 5629995, 6434280, 7006216, 7506660, 7881993, 8757770, 9007992, 10509324, 11259990, 13136655, 15013320, 15763986, 17515540, 21018648, 22519980, 26273310, 31527972, 35031080, 39409965, 45039960, 52546620, 63055944, 78819930, 105093240, 157639860, 315279720]

約数ペア:

[(1, 315279720), (2, 157639860), (3, 105093240), (4, 78819930), (5, 63055944), (6, 52546620), (7, 45039960), (8, 39409965), (9, 35031080), (10, 31527972), (12, 26273310), (14, 22519980), (15, 21018648), (18, 17515540), (20, 15763986), (21, 15013320), (24, 13136655), (28, 11259990), (30, 10509324), (35, 9007992), (36, 8757770), (40, 7881993), (42, 7506660), (45, 7006216), (49, 6434280), (56, 5629995), (60, 5254662), (61, 5168520), (63, 5004440), (70, 4503996), (72, 4378885), (84, 3753330), (90, 3503108), (98, 3217140), (105, 3002664), (120, 2627331), (122, 2584260), (126, 2502220), (140, 2251998), (147, 2144760), (168, 1876665), (180, 1751554), (183, 1722840), (196, 1608570), (210, 1501332), (244, 1292130), (245, 1286856), (252, 1251110), (280, 1125999), (293, 1076040), (294, 1072380), (305, 1033704), (315, 1000888), (360, 875777), (366, 861420), (392, 804285), (420, 750666), (427, 738360), (441, 714920), (488, 646065), (490, 643428), (504, 625555), (549, 574280), (586, 538020), (588, 536190), (610, 516852), (630, 500444), (732, 430710), (735, 428952), (840, 375333), (854, 369180), (879, 358680), (882, 357460), (915, 344568), (980, 321714), (1098, 287140), (1172, 269010), (1176, 268095), (1220, 258426), (1260, 250222), (1281, 246120), (1464, 215355), (1465, 215208), (1470, 214476), (1708, 184590), (1758, 179340), (1764, 178730), (1830, 172284), (1960, 160857), (2051, 153720), (2135, 147672), (2196, 143570), (2205, 142984), (2344, 134505), (2440, 129213), (2520, 125111), (2562, 123060), (2637, 119560), (2745, 114856), (2930, 107604), (2940, 107238), (2989, 105480), (3416, 92295), (3516, 89670), (3528, 89365), (3660, 86142), (3843, 82040), (4102, 76860), (4270, 73836), (4392, 71785), (4395, 71736), (4410, 71492), (5124, 61530), (5274, 59780), (5490, 57428), (5860, 53802), (5880, 53619), (5978, 52740), (6153, 51240), (6405, 49224), (7032, 44835), (7320, 43071), (7686, 41020), (8204, 38430), (8540, 36918), (8790, 35868), (8820, 35746), (8967, 35160), (10248, 30765), (10255, 30744), (10548, 29890), (10980, 28714), (11720, 26901), (11956, 26370), (12306, 25620), (12810, 24612), (13185, 23912), (14357, 21960), (14945, 21096), (15372, 20510), (16408, 19215), (17080, 18459), (17580, 17934), (17640, 17873)]