78170148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 243419904

約数和(自身を除く): 165249756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 71, 84, 102, 119, 126, 142, 153, 204, 213, 238, 252, 257, 284, 306, 357, 426, 476, 497, 514, 612, 639, 714, 771, 852, 994, 1028, 1071, 1207, 1278, 1428, 1491, 1542, 1799, 1988, 2142, 2313, 2414, 2556, 2982, 3084, 3598, 3621, 4284, 4369, 4473, 4626, 4828, 5397, 5964, 7196, 7242, 8449, 8738, 8946, 9252, 10794, 10863, 13107, 14484, 16191, 16898, 17476, 17892, 18247, 21588, 21726, 25347, 26214, 30583, 32382, 33796, 36494, 39321, 43452, 50694, 52428, 54741, 61166, 64764, 72988, 76041, 78642, 91749, 101388, 109482, 122332, 127729, 152082, 157284, 164223, 183498, 218964, 255458, 275247, 304164, 310199, 328446, 366996, 383187, 510916, 550494, 620398, 656892, 766374, 930597, 1100988, 1149561, 1240796, 1532748, 1861194, 2171393, 2299122, 2791791, 3722388, 4342786, 4598244, 5583582, 6514179, 8685572, 11167164, 13028358, 19542537, 26056716, 39085074, 78170148]

約数ペア:

[(1, 78170148), (2, 39085074), (3, 26056716), (4, 19542537), (6, 13028358), (7, 11167164), (9, 8685572), (12, 6514179), (14, 5583582), (17, 4598244), (18, 4342786), (21, 3722388), (28, 2791791), (34, 2299122), (36, 2171393), (42, 1861194), (51, 1532748), (63, 1240796), (68, 1149561), (71, 1100988), (84, 930597), (102, 766374), (119, 656892), (126, 620398), (142, 550494), (153, 510916), (204, 383187), (213, 366996), (238, 328446), (252, 310199), (257, 304164), (284, 275247), (306, 255458), (357, 218964), (426, 183498), (476, 164223), (497, 157284), (514, 152082), (612, 127729), (639, 122332), (714, 109482), (771, 101388), (852, 91749), (994, 78642), (1028, 76041), (1071, 72988), (1207, 64764), (1278, 61166), (1428, 54741), (1491, 52428), (1542, 50694), (1799, 43452), (1988, 39321), (2142, 36494), (2313, 33796), (2414, 32382), (2556, 30583), (2982, 26214), (3084, 25347), (3598, 21726), (3621, 21588), (4284, 18247), (4369, 17892), (4473, 17476), (4626, 16898), (4828, 16191), (5397, 14484), (5964, 13107), (7196, 10863), (7242, 10794), (8449, 9252), (8738, 8946)]