312162480

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:524

約数の個数: 240

約数和(自身を含む): 1207761984

約数和(自身を除く): 895599504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 241, 252, 257, 280, 315, 336, 360, 420, 482, 504, 514, 560, 630, 720, 723, 771, 840, 964, 1008, 1028, 1205, 1260, 1285, 1446, 1542, 1680, 1687, 1799, 1928, 2056, 2169, 2313, 2410, 2520, 2570, 2892, 3084, 3374, 3598, 3615, 3855, 3856, 4112, 4338, 4626, 4820, 5040, 5061, 5140, 5397, 5784, 6168, 6748, 7196, 7230, 7710, 8435, 8676, 8995, 9252, 9640, 10122, 10280, 10794, 10845, 11565, 11568, 12336, 13496, 14392, 14460, 15183, 15420, 16191, 16870, 17352, 17990, 18504, 19280, 20244, 20560, 21588, 21690, 23130, 25305, 26985, 26992, 28784, 28920, 30366, 30840, 32382, 33740, 34704, 35980, 37008, 40488, 43176, 43380, 46260, 50610, 53970, 57840, 60732, 61680, 61937, 64764, 67480, 71960, 75915, 80955, 80976, 86352, 86760, 92520, 101220, 107940, 121464, 123874, 129528, 134960, 143920, 151830, 161910, 173520, 185040, 185811, 202440, 215880, 242928, 247748, 259056, 303660, 309685, 323820, 371622, 404880, 431760, 433559, 495496, 557433, 607320, 619370, 647640, 743244, 867118, 929055, 990992, 1114866, 1214640, 1238740, 1295280, 1300677, 1486488, 1734236, 1858110, 2167795, 2229732, 2477480, 2601354, 2787165, 2972976, 3468472, 3716220, 3902031, 4335590, 4459464, 4954960, 5202708, 5574330, 6503385, 6936944, 7432440, 7804062, 8671180, 8918928, 10405416, 11148660, 13006770, 14864880, 15608124, 17342360, 19510155, 20810832, 22297320, 26013540, 31216248, 34684720, 39020310, 44594640, 52027080, 62432496, 78040620, 104054160, 156081240, 312162480]

約数ペア:

[(1, 312162480), (2, 156081240), (3, 104054160), (4, 78040620), (5, 62432496), (6, 52027080), (7, 44594640), (8, 39020310), (9, 34684720), (10, 31216248), (12, 26013540), (14, 22297320), (15, 20810832), (16, 19510155), (18, 17342360), (20, 15608124), (21, 14864880), (24, 13006770), (28, 11148660), (30, 10405416), (35, 8918928), (36, 8671180), (40, 7804062), (42, 7432440), (45, 6936944), (48, 6503385), (56, 5574330), (60, 5202708), (63, 4954960), (70, 4459464), (72, 4335590), (80, 3902031), (84, 3716220), (90, 3468472), (105, 2972976), (112, 2787165), (120, 2601354), (126, 2477480), (140, 2229732), (144, 2167795), (168, 1858110), (180, 1734236), (210, 1486488), (240, 1300677), (241, 1295280), (252, 1238740), (257, 1214640), (280, 1114866), (315, 990992), (336, 929055), (360, 867118), (420, 743244), (482, 647640), (504, 619370), (514, 607320), (560, 557433), (630, 495496), (720, 433559), (723, 431760), (771, 404880), (840, 371622), (964, 323820), (1008, 309685), (1028, 303660), (1205, 259056), (1260, 247748), (1285, 242928), (1446, 215880), (1542, 202440), (1680, 185811), (1687, 185040), (1799, 173520), (1928, 161910), (2056, 151830), (2169, 143920), (2313, 134960), (2410, 129528), (2520, 123874), (2570, 121464), (2892, 107940), (3084, 101220), (3374, 92520), (3598, 86760), (3615, 86352), (3855, 80976), (3856, 80955), (4112, 75915), (4338, 71960), (4626, 67480), (4820, 64764), (5040, 61937), (5061, 61680), (5140, 60732), (5397, 57840), (5784, 53970), (6168, 50610), (6748, 46260), (7196, 43380), (7230, 43176), (7710, 40488), (8435, 37008), (8676, 35980), (8995, 34704), (9252, 33740), (9640, 32382), (10122, 30840), (10280, 30366), (10794, 28920), (10845, 28784), (11565, 26992), (11568, 26985), (12336, 25305), (13496, 23130), (14392, 21690), (14460, 21588), (15183, 20560), (15420, 20244), (16191, 19280), (16870, 18504), (17352, 17990)]