1292756640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5419}}^1$

素因数の和:5515

約数の個数: 192

約数和(自身を含む): 4720343040

約数和(自身を除く): 3427586400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 710, 840, 852, 994, 1065, 1120, 1136, 1420, 1491, 1680, 1704, 1988, 2130, 2272, 2485, 2840, 2982, 3360, 3408, 3976, 4260, 4970, 5419, 5680, 5964, 6816, 7455, 7952, 8520, 9940, 10838, 11360, 11928, 14910, 15904, 16257, 17040, 19880, 21676, 23856, 27095, 29820, 32514, 34080, 37933, 39760, 43352, 47712, 54190, 59640, 65028, 75866, 79520, 81285, 86704, 108380, 113799, 119280, 130056, 151732, 162570, 173408, 189665, 216760, 227598, 238560, 260112, 303464, 325140, 379330, 384749, 433520, 455196, 520224, 568995, 606928, 650280, 758660, 769498, 867040, 910392, 1137990, 1154247, 1213856, 1300560, 1517320, 1538996, 1820784, 1923745, 2275980, 2308494, 2601120, 2693243, 3034640, 3077992, 3641568, 3847490, 4551960, 4616988, 5386486, 5771235, 6069280, 6155984, 7694980, 8079729, 9103920, 9233976, 10772972, 11542470, 12311968, 13466215, 15389960, 16159458, 18207840, 18467952, 21545944, 23084940, 26932430, 30779920, 32318916, 36935904, 40398645, 43091888, 46169880, 53864860, 61559840, 64637832, 80797290, 86183776, 92339760, 107729720, 129275664, 161594580, 184679520, 215459440, 258551328, 323189160, 430918880, 646378320, 1292756640]

約数ペア:

[(1, 1292756640), (2, 646378320), (3, 430918880), (4, 323189160), (5, 258551328), (6, 215459440), (7, 184679520), (8, 161594580), (10, 129275664), (12, 107729720), (14, 92339760), (15, 86183776), (16, 80797290), (20, 64637832), (21, 61559840), (24, 53864860), (28, 46169880), (30, 43091888), (32, 40398645), (35, 36935904), (40, 32318916), (42, 30779920), (48, 26932430), (56, 23084940), (60, 21545944), (70, 18467952), (71, 18207840), (80, 16159458), (84, 15389960), (96, 13466215), (105, 12311968), (112, 11542470), (120, 10772972), (140, 9233976), (142, 9103920), (160, 8079729), (168, 7694980), (210, 6155984), (213, 6069280), (224, 5771235), (240, 5386486), (280, 4616988), (284, 4551960), (336, 3847490), (355, 3641568), (420, 3077992), (426, 3034640), (480, 2693243), (497, 2601120), (560, 2308494), (568, 2275980), (672, 1923745), (710, 1820784), (840, 1538996), (852, 1517320), (994, 1300560), (1065, 1213856), (1120, 1154247), (1136, 1137990), (1420, 910392), (1491, 867040), (1680, 769498), (1704, 758660), (1988, 650280), (2130, 606928), (2272, 568995), (2485, 520224), (2840, 455196), (2982, 433520), (3360, 384749), (3408, 379330), (3976, 325140), (4260, 303464), (4970, 260112), (5419, 238560), (5680, 227598), (5964, 216760), (6816, 189665), (7455, 173408), (7952, 162570), (8520, 151732), (9940, 130056), (10838, 119280), (11360, 113799), (11928, 108380), (14910, 86704), (15904, 81285), (16257, 79520), (17040, 75866), (19880, 65028), (21676, 59640), (23856, 54190), (27095, 47712), (29820, 43352), (32514, 39760), (34080, 37933)]