81693150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 144

約数和(自身を含む): 254900352

約数和(自身を除く): 173207202

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 50, 55, 66, 70, 75, 77, 105, 110, 121, 150, 154, 165, 175, 210, 231, 242, 275, 330, 350, 363, 385, 462, 525, 550, 605, 643, 726, 770, 825, 847, 1050, 1155, 1210, 1286, 1650, 1694, 1815, 1925, 1929, 2310, 2541, 3025, 3215, 3630, 3850, 3858, 4235, 4501, 5082, 5775, 6050, 6430, 7073, 8470, 9002, 9075, 9645, 11550, 12705, 13503, 14146, 16075, 18150, 19290, 21175, 21219, 22505, 25410, 27006, 32150, 35365, 42350, 42438, 45010, 48225, 49511, 63525, 67515, 70730, 77803, 96450, 99022, 106095, 112525, 127050, 135030, 148533, 155606, 176825, 212190, 225050, 233409, 247555, 297066, 337575, 353650, 389015, 466818, 495110, 530475, 544621, 675150, 742665, 778030, 1060950, 1089242, 1167045, 1237775, 1485330, 1633863, 1945075, 2334090, 2475550, 2723105, 3267726, 3713325, 3890150, 5446210, 5835225, 7426650, 8169315, 11670450, 13615525, 16338630, 27231050, 40846575, 81693150]

約数ペア:

[(1, 81693150), (2, 40846575), (3, 27231050), (5, 16338630), (6, 13615525), (7, 11670450), (10, 8169315), (11, 7426650), (14, 5835225), (15, 5446210), (21, 3890150), (22, 3713325), (25, 3267726), (30, 2723105), (33, 2475550), (35, 2334090), (42, 1945075), (50, 1633863), (55, 1485330), (66, 1237775), (70, 1167045), (75, 1089242), (77, 1060950), (105, 778030), (110, 742665), (121, 675150), (150, 544621), (154, 530475), (165, 495110), (175, 466818), (210, 389015), (231, 353650), (242, 337575), (275, 297066), (330, 247555), (350, 233409), (363, 225050), (385, 212190), (462, 176825), (525, 155606), (550, 148533), (605, 135030), (643, 127050), (726, 112525), (770, 106095), (825, 99022), (847, 96450), (1050, 77803), (1155, 70730), (1210, 67515), (1286, 63525), (1650, 49511), (1694, 48225), (1815, 45010), (1925, 42438), (1929, 42350), (2310, 35365), (2541, 32150), (3025, 27006), (3215, 25410), (3630, 22505), (3850, 21219), (3858, 21175), (4235, 19290), (4501, 18150), (5082, 16075), (5775, 14146), (6050, 13503), (6430, 12705), (7073, 11550), (8470, 9645), (9002, 9075)]