27121290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 80621568

約数和(自身を除く): 53500278

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 71, 85, 102, 105, 107, 119, 142, 170, 210, 213, 214, 238, 255, 321, 355, 357, 426, 497, 510, 535, 595, 642, 710, 714, 749, 994, 1065, 1070, 1190, 1207, 1491, 1498, 1605, 1785, 1819, 2130, 2247, 2414, 2485, 2982, 3210, 3570, 3621, 3638, 3745, 4494, 4970, 5457, 6035, 7242, 7455, 7490, 7597, 8449, 9095, 10914, 11235, 12070, 12733, 14910, 15194, 16898, 18105, 18190, 22470, 22791, 25347, 25466, 27285, 36210, 37985, 38199, 42245, 45582, 50694, 53179, 54570, 63665, 75970, 76398, 84490, 106358, 113955, 126735, 127330, 129149, 159537, 190995, 227910, 253470, 258298, 265895, 319074, 381990, 387447, 531790, 645745, 774894, 797685, 904043, 1291490, 1595370, 1808086, 1937235, 2712129, 3874470, 4520215, 5424258, 9040430, 13560645, 27121290]

約数ペア:

[(1, 27121290), (2, 13560645), (3, 9040430), (5, 5424258), (6, 4520215), (7, 3874470), (10, 2712129), (14, 1937235), (15, 1808086), (17, 1595370), (21, 1291490), (30, 904043), (34, 797685), (35, 774894), (42, 645745), (51, 531790), (70, 387447), (71, 381990), (85, 319074), (102, 265895), (105, 258298), (107, 253470), (119, 227910), (142, 190995), (170, 159537), (210, 129149), (213, 127330), (214, 126735), (238, 113955), (255, 106358), (321, 84490), (355, 76398), (357, 75970), (426, 63665), (497, 54570), (510, 53179), (535, 50694), (595, 45582), (642, 42245), (710, 38199), (714, 37985), (749, 36210), (994, 27285), (1065, 25466), (1070, 25347), (1190, 22791), (1207, 22470), (1491, 18190), (1498, 18105), (1605, 16898), (1785, 15194), (1819, 14910), (2130, 12733), (2247, 12070), (2414, 11235), (2485, 10914), (2982, 9095), (3210, 8449), (3570, 7597), (3621, 7490), (3638, 7455), (3745, 7242), (4494, 6035), (4970, 5457)]